Posts published by “Jeff”

Math Set consists of all prime integers less than 10. If a number is selected from set at random and then another number, not necessarily different, is selected from set…

Math How many odd three-digit integers greater than 800 are there such that all their digits are different? A. 40 B. 56 C. 72 D. 81 E. 104 Question Discussion…

Math If is a positive integer, what is the remainder of ? (1) The remainder of is 2. (2) The remainder of is 10. Question Discussion & Explanation Correct Answer…

Math = ? A. -18 B. -16 C. -10 D. 14 E. 16   Question Discussion & Explanation Correct Answer - A - (click and drag your mouse to see the answer)…

Math If is a positive integer is divisible by 6? (1) is a multiple of 2 (2) is a multiple of 3 Question Discussion & Explanation Correct Answer - B - (click…

Math To arrive at its destination on time the bus should have maintained a speed of kilometers per hour throughout the journey. Instead, after going the first third of the…

Math If and are positive integer and is an even integer, which of the following can be an odd integer? A. B. C. D. E. Question Discussion & Explanation Correct…

Math If each of a cube's edges grows by 20%, what will be the percent increase in the area of the cube's surface? A. 25% B. 33% C. 44% D.…

Math Is the range of set greater than its mean? (1) All elements of set are negative (2) The median of set is negative   Question Discussion & Explanation Correct…

Math What is the ratio of the area of a rectangular TV screen with a diagonal of 18'' to that of a rectangular screen with a diagonal of 15''? (1)…