Analytical

Data Sufficiency Easy 4

⏱ 10:00

600%
• Is Shakib taller than Rokibul? (i) Shakib is taller than Huda. (ii) Huda is not as tall as Rokibul.
• If p1 and p2 are the populations and r1 and r2 are the numbers of representatives of District 1 and District 2, respectively, the ratio of the population to the number of representatives is greater for which of the two districts? (i) p1 > p2 (ii) r2 > r1
• What is the value of x –1? (i) x + 1 =3 (ii) x – 1 < 3
• If i and j are integers, is i+ j an even integer? (i) i <10 (ii) i = j
• Was 70 the average (arithmetic mean) grade on a class test? (i) On the test, half of the class had grades below 70 and half of the class had grades above 70. (ii) The lowest grade on the test was 45 and the highest grade on the test was 95.
• Mehedi holds 12 cards, each of which is red, white, green, or blue. If a person is to select a card randomly from the cards Mehedi is holding, is the probability less than 1/2 that the card selected will be either red or white? (i) The probability that the person will select a blue card is 1/3. (ii) The probability that the person will select a red card is 1/6.
• If x and y are positive, is x < 10 < y ? (i) x < y and xy = 100 (ii) x2 < 100 < y2
• Zihan’s net income equals his gross income minus his deductions. By what percent did Zihan’s net income change on January 1, 1989, when both his gross income and his deductions increased? (i) Zihan’s gross income increased by 4 percent on January 1, 1989. (ii) Zihan’s deductions increased by 15 percent on January 1, 1989.
• In a certain class, one student is to be selected at random to be the class reparative. What is the probability that a boy will be selected? (i) Two-thirds of the students in the class are boys. (ii) Ten of the students in the class are girls.
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