01. Math Hacks #1: Multiplication Shortcut! By Ayman Sadiq [Admission]

Math

Arithmetic Medium 2

⏱ 10:00

- To make a certain purple dye, red dye and blue dye are mixed in a ratio of 3:4. To make a certain orange dye, red dye and yellow dye are mixed in a ratio of 3:2. If equal amounts of the purple and orange dye are mixed, what fraction of the new mixture is red dye?
- A publishing company wants to increase the price of one of its books by 10%. Research shows that this increase in price would decrease sales of the book by only 5%. By what percent would this change increase the money received through sales of this book?
- In a certain shop, notebooks that normally sell for 59 cents each are on sale at 2 for 99 cents. How much can be saved by purchasing 10 of these notebooks at sale price?
- If
*t*is 40 percent greater than*p*, and*p*is 40 percent less than 600, what is the value of*t*−*p*? - If the average (arithmetic mean) of 3, 7, 10, and
*x*is 7, then what is the median of 3, 7, 10, and*x*? - A total of 32 teams play in a single-elimination tournament. In the first round, every team plays one game against another team, and the losing teams are eliminated from the tournament. No game ends in a tie. Every winning team procedes to the next round, in which they play another winning team. This single-elimination procedure continues until only one team remains. If each game takes precisely 2 hours to play, what is the total length of games played in the tournament, in hours?
- A fruit salad is made from pineapples, pears, and peaches mixed in the ratio of 2 to 3 to 5, respectively, by weight. What fraction of the mixture by weight is pineapple?
- The distance from Appletown to Brickton is 6 miles and the distance from Brickton to Caper City is 9 miles. Which of the following could be the distance, in miles, from Appletown to Caper City?
- When 70,000 is written as 7.0 x 10
, what is the value of^{n}*n*? - A pizzeria offers one or more of the following toppings on its pizzas: pepperoni, mushrooms, meatballs. How many different combinations of one or more toppings are possible? (Assume that the order of the toppings does not matter)

02. Math Hacks #2: Multiplication Shortcut of 11 [Admission]

03. Math Hacks #3: Division Shortcut! By Ayman Sadiq [Admission]

04. Math Hacks #4: Squaring Shortcut! By Ayman Sadiq [Admission]

05. Math Hacks #5: Multiply with just Lines! By Ayman Sadiq [Admission]

06. Math Hacks #6: The Tricky Angles! By Ayman Sadiq [Admission]

07. Math Hacks #7: The 'All in One Formula' of Finding Areas! By Ayman Sadiq

08. Math Hacks #8: The Trick of Drawing Cirlces! By Ayman Sadiq [Admission]

09. Math Hacks #9 Summation of a Series by Ayman Sadiq [Admission]

10. Math Hacks #10: Pythagorean Triplets [Admission]

11. Math Hacks #12: Angle Between Clock Hands by Ayman Sadiq [Admission]

12. Math Hacks #13 Algebra! Solving The Impossible by Ayman Sadiq [Admission]

13. Math Hacks #14 The Mystery of Power & Exponents by Ayman Sadiq [Admission]

One Formula To Rule Them All! By Ayman Sadiq

#1 Divide the Quadrilateral! By Ayman Sadiq

#2 Divide the Circle! By Ayman Sadiq [Admission]

#3 How Many Squares Are There? By Ayman Sadiq [Admission]

#4 How Many Triangles Are There? By Ayman Sadiq [Admission]

#5 Find The Angle! By Ayman Sadiq [Admission]

#6 Find The Area! By Ayman Sadiq [Admission]

#7 Think Outside of The Box! By Ayman Sadiq [Admission]

#8 'Fibonacci' Series! By Ayman Sadiq [Admission]

09. Tricky Maths #9 by Ayman Sadiq [Admission]

10. Tricky Maths #10 by Ayman Sadiq [Admission]

Tricky Math: The Famous Matchstick Problem by Ayman Sadiq [Admission]

01. Math Shortcuts - Percentage (শতকরা) by Ayman Sadiq

02. Math Shortcuts - Division Shortcut (ভাগ) by Ayman Sadiq

03. Math Shortcuts - Percentage Shortcut 1 (শতকরা শর্টকাট ১) by Ayman Sadiq

04. Math Shortcuts - Percentage Shortcut 2 (শতকরা শর্টকাট ২) by Ayman Sadiq

05. Math Shortcuts - Inequality (অসমতা) by Ayman Sadiq

06. Math Shortcuts - L.C.M. (ল.সা.গু) by Ayman Sadiq

07. Math Shortcuts - Zero – Even or Odd? (শূন্য – জোড় না বিজোড়?) by Ayman Sadiq

08. Math Shortcuts - Facts About Zero (শূন্য নিয়ে যত কথা)

09. Math Shortcuts - Exception in Squaring (বর্গফলে ব্যাতিক্রম) by Ayman Sadiq

10. Math Shortcuts - Prime Numbers (মৌলিক সংখ্যা) by Ayman Sadiq

11. Math Shortcuts - Speed (গতি) by Ayman Sadiq

12. Math Shortcuts - Crossing Trains (চলমান ট্রেন) by Ayman Sadiq

13. Math Shortcuts - Boats and Tides (নৌকা ও স্রোত) by Ayman Sadiq

14. Math Shortcuts - Work and Time (কাজ ও সময়) by Ayman Sadiq

15. Math Shortcuts - Probability (সম্ভাব্যতা) by Ayman Sadiq

16. Math Shortcuts - Lines and Angles (রেখা ও কোন) by Ayman Sadiq

17. Math Shortcuts - Different Types of Angles (কোণ) by Ayman Sadiq

18. Math Shortcuts - Area (ক্ষেত্রফল) by Ayman Sadiq

19. Math Shortcuts - Tricky Math #1 (বিভ্রান্তিকর অংক #১) by Ayman Sadiq

20. Math Shortcuts - Tricky Math #2 (বিভ্রান্তিকর অংক #২) by Ayman Sadiq

1. Percentage [SSC | HSC | Admission]

2. Profit and Loss [SSC | HSC | Admission]

3. Unitary Method [SSC | HSC | Admission]

4. Interest [SSC | HSC | Admission]

5. Time and Distance [SSC | HSC | Admission]

6. Train [SSC | HSC | Admission]

7. Boats and Streams [SSC | HSC | Admission]

8. Permutation and Combination [SSC | HSC | Admission]

9. Mixture [SSC | HSC | Admission]

10. Probability [SSC | HSC | Admission]

11. Work Done [SSC | HSC | Admission]

12. Ratio Proportion [SSC | HSC | Admission]

13. Arithmetic Exercise - Easy 1 by Ayman Sadiq [SSC]

14. Arithmetic Exercise - Easy 2 by Ayman Sadiq [SSC]

15. Arithmetic Exercise - Easy 3 by Ayman Sadiq [SSC]

16. Arithmetic Exercise - Easy 4 by Ayman Sadiq [SSC]

17. Arithmetic Exercise - Easy 5 by Ayman Sadiq [SSC]

18. Arithmetic Exercise - Easy 6 by Ayman Sadiq [SSC]

19. Arithmetic Exercise - Easy 7 by Ayman Sadiq [SSC]

20. Arithmetic Exercise - Easy 8 by Ayman Sadiq [SSC]

21. Arithmetic Exercise - Easy 9 by Ayman Sadiq [SSC]

23. Arithmetic Exercise - Easy 11 by Ayman Sadiq [SSC]

24. Arithmetic Exercise - Easy 12 by Ayman Sadiq [SSC]

25. Arithmetic Exercise - Easy 13 by Ayman Sadiq [SSC]

26. Arithmetic Exercise - Easy 14 by Ayman Sadiq [SSC]

27. Arithmetic Exercise - Easy 15 by Ayman Sadiq [SSC]

28. Arithmetic Exercise - Easy 16 by Ayman Sadiq [SSC]

22. Arithmetic Exercise - Easy 10 by Ayman Sadiq [SSC]

01. The Number Tree by Ayman Sadiq [JSC | SSC | HSC | Admission]

02. Even and Odd by Ayman Sadiq [JSC | SSC | HSC | Admission]

03. Divisibility by Ayman Sadiq [JSC | SSC | HSC | Admission]

04. Prime Numbers by Ayman Sadiq [JSC | SSC | HSC | Admission]

05. Rounding Off by Ayman Sadiq [JSC | SSC | HSC | Admission]

06. Average (Part 1) by Ayman Sadiq [JSC | SSC | HSC | Admission]

07. Average (Part 2) by Ayman Sadiq [JSC | SSC | HSC | Admission]

08. Equation by Ayman Sadiq [JSC | SSC | HSC | Admission]

09. Inequalities by Ayman Sadiq [JSC | SSC | HSC | Admission]

10. Exponents by Ayman Sadiq [JSC | SSC | HSC | Admission]

11. LCM by Ayman Sadiq [JSC | SSC | HSC | Admission]

12. HCF by Ayman Sadiq [JSC | SSC | HSC | Admission]

13. Algebra Exercise - Easy 1 by Ayman Sadiq [Admission]

14. Algebra Exercise - Easy 2 by Ayman Sadiq [Admission]

15. Algebra Exercise - Easy 3 by Ayman Sadiq [Admission]

16. Algebra Exercise - Easy 4 by Ayman Sadiq [Admission]

17. Algebra Exercise - Easy 5 by Ayman Sadiq [Admission]

18. Algebra Exercise - Easy 6 by Ayman Sadiq [Admission]

19. Algebra Exercise - Easy 7 by Ayman Sadiq [Admission]

20. Algebra Exercise - Easy 8 by Ayman Sadiq [Admission]

21. Algebra Exercise - Easy 9 by Ayman Sadiq [Admission]

22. Algebra Exercise - Easy 10 by Ayman Sadiq [Admission]

23. Algebra Exercise - Easy 11 by Ayman Sadiq [Admission]

24. Algebra Exercise - Easy 12 by Ayman Sadiq [Admission]

25. Algebra Exercise - Easy 13 by Ayman Sadiq [Admission]

26. Algebra Exercise - Easy 14 by Ayman Sadiq [Admission]

01. Lines by Ayman Sadiq [Admission]

02. Angles by Ayman Sadiq [Admission]

03. Complementary and Supplementary Angles by Ayman Sadiq [Admission]

04. Alternate Angles, Corresponding Angles and Vertically Opposite Angles by Ayman Sadiq

05. Angles of Triangles by Ayman Sadiq [Admission]

06. Types of Triangles by Ayman Sadiq [Admission]

07. Pythagorean Theorem by Ayman Sadiq [Admission]

08. Pythagorean Triplets by Ayman Sadiq [Admission]

09. Ratio of sides of a 45-45-90 Triangle by Ayman Sadiq [Admission]

10. Ratio of sides of a 30-60-90 Triangle by Ayman Sadiq [Admission]

11. Sum of Angles of a Polygon by Ayman Sadiq [Admission]

12. Quadrilaterals by Ayman Sadiq [Admission]

13. 'All in one' formula of finding Area of Parallelograms by Ayman Sadiq

14. Perimeter of Quadrilaterals by Ayman Sadiq [Admission]

15. Area of Trapezium by Ayman Sadiq [Admission]

16. Circles by Ayman Sadiq [Admission]

17. Inscribed Angles of a Circle by Ayman Sadiq [Admission]

18. Chords by Ayman Sadiq [Admission]

19. বৃত্তের ক্ষেত্রফল (Area of a Circle) [Admission]

20. Cube by Ayman Sadiq [Admission]

21. Rectangular Solid by Ayman Sadiq [Admission]

22. সিলিন্ডের ও Cone (Cylinder and Cone) [Admission]

23. গোলক (Sphere) [Admission]

24. ঘড়ি (Clock) [Admission]

25. Combo Math [JSC | SSC | HSC | Admission]

26. Geometry Exercise - Easy 1 by Ayman Sadiq [Admission]

27. Geometry Exercise - Easy 2 by Ayman Sadiq [Admission]

28. Geometry Exercise - Easy 3 by Ayman Sadiq [Admission]

29. Geometry Exercise - Easy 4 by Ayman Sadiq [Admission]

30. Geometry Exercise - Easy 5 by Ayman Sadiq [Admission]

31. Geometry Exercise - Easy 6 by Ayman Sadiq [Admission]

32. Geometry Exercise - Easy 7 by Ayman Sadiq [Admission]

33. Geometry Exercise - Easy 8 by Ayman Sadiq [Admission]

34. Geometry Exercise - Easy 9 by Ayman Sadiq [Admission]

35. Geometry Exercise - Easy 10 by Ayman Sadiq [Admission]

36. Geometry Exercise - Easy 11 by Ayman Sadiq [Admission]

37. Geometry Exercise - Easy 12 by Ayman Sadiq [Admission]

38. Geometry Exercise - Easy 13 by Ayman Sadiq [Admission]

39. Geometry Exercise - Easy 14 by Ayman Sadiq [Admission]

40. Geometry Exercise - Easy 15 by Ayman Sadiq [Admission]

41. Geometry Exercise - Easy 16 by Ayman Sadiq [Admission]

42. Geometry Exercise - Easy 17 by Ayman Sadiq [Admission]

01. Math Hacks #1: Multiplication Shortcut! By Ayman Sadiq [Admission]

02. Math Hacks #2: Multiplication Shortcut of 11 [Admission]

03. Math Hacks #3: Division Shortcut! By Ayman Sadiq [Admission]

04. Math Hacks #4: Squaring Shortcut! By Ayman Sadiq [Admission]

05. Math Hacks #5: Multiply with just Lines! By Ayman Sadiq [Admission]

06. Math Hacks #6: The Tricky Angles! By Ayman Sadiq [Admission]

07. Math Hacks #7: The 'All in One Formula' of Finding Areas! By Ayman Sadiq

08. Math Hacks #8: The Trick of Drawing Cirlces! By Ayman Sadiq [Admission]

09. Math Hacks #9 Summation of a Series by Ayman Sadiq [Admission]

10. Math Hacks #10: Pythagorean Triplets [Admission]

11. Math Hacks #12: Angle Between Clock Hands by Ayman Sadiq [Admission]

12. Math Hacks #13 Algebra! Solving The Impossible by Ayman Sadiq [Admission]

13. Math Hacks #14 The Mystery of Power & Exponents by Ayman Sadiq [Admission]

#1 Divide the Quadrilateral! By Ayman Sadiq

#2 Divide the Circle! By Ayman Sadiq [Admission]

#3 How Many Squares Are There? By Ayman Sadiq [Admission]

#4 How Many Triangles Are There? By Ayman Sadiq [Admission]

#5 Find The Angle! By Ayman Sadiq [Admission]

#6 Find The Area! By Ayman Sadiq [Admission]

#7 Think Outside of The Box! By Ayman Sadiq [Admission]

#8 'Fibonacci' Series! By Ayman Sadiq [Admission]

09. Tricky Maths #9 by Ayman Sadiq [Admission]

10. Tricky Maths #10 by Ayman Sadiq [Admission]

Tricky Math: The Famous Matchstick Problem by Ayman Sadiq [Admission]

01. Math Shortcuts - Percentage (শতকরা) by Ayman Sadiq

02. Math Shortcuts - Division Shortcut (ভাগ) by Ayman Sadiq

03. Math Shortcuts - Percentage Shortcut 1 (শতকরা শর্টকাট ১) by Ayman Sadiq

04. Math Shortcuts - Percentage Shortcut 2 (শতকরা শর্টকাট ২) by Ayman Sadiq

05. Math Shortcuts - Inequality (অসমতা) by Ayman Sadiq

06. Math Shortcuts - L.C.M. (ল.সা.গু) by Ayman Sadiq

07. Math Shortcuts - Zero – Even or Odd? (শূন্য – জোড় না বিজোড়?) by Ayman Sadiq

08. Math Shortcuts - Facts About Zero (শূন্য নিয়ে যত কথা)

09. Math Shortcuts - Exception in Squaring (বর্গফলে ব্যাতিক্রম) by Ayman Sadiq

10. Math Shortcuts - Prime Numbers (মৌলিক সংখ্যা) by Ayman Sadiq

11. Math Shortcuts - Speed (গতি) by Ayman Sadiq

12. Math Shortcuts - Crossing Trains (চলমান ট্রেন) by Ayman Sadiq

13. Math Shortcuts - Boats and Tides (নৌকা ও স্রোত) by Ayman Sadiq

14. Math Shortcuts - Work and Time (কাজ ও সময়) by Ayman Sadiq

15. Math Shortcuts - Probability (সম্ভাব্যতা) by Ayman Sadiq

16. Math Shortcuts - Lines and Angles (রেখা ও কোন) by Ayman Sadiq

17. Math Shortcuts - Different Types of Angles (কোণ) by Ayman Sadiq

18. Math Shortcuts - Area (ক্ষেত্রফল) by Ayman Sadiq

19. Math Shortcuts - Tricky Math #1 (বিভ্রান্তিকর অংক #১) by Ayman Sadiq

20. Math Shortcuts - Tricky Math #2 (বিভ্রান্তিকর অংক #২) by Ayman Sadiq

২৭। অধ্যায় ২ঃ বীজগাণিতিক রাশিঃ গাণিতিক সমস্যাবলী পর্ব ১১ (Mathematical Problems – Part 11) [SSC]

২৮। অধ্যায় ২ঃ বীজগাণিতিক রাশিঃ প্রয়োজনীয় সূত্রসমূহ (Necessary Rules) [SSC]

২৯। অধ্যায় ২ঃ বীজগাণিতিক রাশিঃ মূলদ ভগ্নাংশ (Rational Fractions) [SSC]

৩০। অধ্যায় ২ঃ বীজগাণিতিক রাশিঃ গাণিতিক সমস্যাবলী পর্ব ১২ Mathematical Problems – Part 12

০৩৮। অধ্যায় ৩ঃ বীজগাণিতিক রাশিঃ বীজগাণিতিক রাশি কি? ( What is Algebraic Expression?) [SSC]

০৩৯। অধ্যায় ৩ঃ বীজগাণিতিক রাশিঃ বীজগাণিতিক সূত্র ১, ২ (Algebraic Formula 1, 2) [SSC]

০৪০। অধ্যায় ৩ঃ বীজগাণিতিক রাশিঃ অনুসিদ্ধান্ত ১-৪ (Corollary 1 to 4) [SSC]

০৪১। অধ্যায় ৩ঃ বীজগাণিতিক রাশিঃ অনুসিদ্ধান্ত ৫, ৬ (Corollary 5, 6) [SSC]

০৪২। অধ্যায় ৩ঃ বীজগাণিতিক রাশিঃ বীজগাণিতিক সূত্র ৩, ৪, ৫ ( Algebraic Formula 3, 4, 5 ) [SSC]

০৪৩। অধ্যায় ৩ঃ বীজগাণিতিক রাশিঃ অনুসিদ্ধান্ত ৭, ৮ (Corollary 7, 8 ) [SSC]