Math

Algebra Hard 1

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• The average of 5,9,k and m is 12 then what is the average of k+7 and m-3?
• If a, b, and c are three consecutive odd integers such that 10<a<b<c<20 and if b and c are prime numbers, what is the value of a + b?
• Which of the following inequalities is equivalent to 10 – 2x > 18?
• When the integer n is divided by 8, the remainder is 3. What is the remainder if 6n is divided by 8?
• What is the minimum number of chocolates that must be added to the existing stock of 270 chocolates so that it can be divided among 6, 8 or 12 persons?
• The sides of a rectangle are 19 feet by 99 feet. Which of the following is the best approximation of the area of the rectangle?
• Which of the following results if 84300 is rounded off to 2nd significant figure?
• If 48 - 3√x = 36, then what is the value of x?
• Complete the following series: 1, 3, 3, 9, __?
• Complete the series: 1, 2, 5, 12, __?
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