01 The average of a, b, and c is 15. The average of a and b is 14. What is the value of c? (A) 14.0 (B) 14.3 (C) 16.5 (D) 17.0 (E) 17.5 Reset Answer Video 02 The sum of 6 consecutive even numbers is 150. What is the largest of these numbers? (A) 16 (B) 20 (C) 22 (D) 25 (E) 30 Reset Answer Video 03 The chart represents the number of new hires per month from January to May 2007. In which month, was the percent change in new hiring (compared to the previous month) the greatest. (A) Jan (B) Feb (C) Mar (D) Apr (E) May Reset Answer Video 04 The function g is defined as . If the figure shown graphically represents the function. What is the sign of a and c? (A) (+) And (-) (B) (+) And (+) (C) (-) And (-) (D) (-) And (+) (E) Cannot be determined Reset Answer Video 05 The store sells muffins in two sizes. The small box costs $10 per box, and has 6 muffins in it, whereas The large box costs, $12 per box and has 10 muffins. If one requires 90 muffins, how many dollars can be saved by buying all large boxes instead of all small boxes? (A) No Serving (B) 42 (C) -108 (D) 150 (E) 180 Reset Answer Video 06 Kathy drove first 120 miles at a speed of 40mph. She then increased her speed by 50 percent and drove the remaining 60 miles at the increased speed. What was her average speed in the entire journey? (A) 40 (B) 45 (C) 50 (D) 60 (E) 65 Reset Answer Video 07 If 3 apples and 2 oranges costs $4, and 8 apples and 4 oranges costs $10. What is the price of 1 apple and 1 orange? (A) 0.5 (B) 1 (C) 1.5 (D) 3 (E) Cannot be determined from the given information. Reset Answer Video 08 (A) 2:5 (B) 1:3 (C) 2:1 (D) 3:2 (E) 1:5 Reset Answer Video 09 If 6m-3n=21, what is the value 2m-n? (A) 28 (B) 14 (C) 7 (D) 1 (E) -3 Reset Answer Video 10 Find the numbers of positive two-digit integers that are odd and are multiples of 9. (A) 4 (B) 5 (C) 9 (D) 10 (E) 11 Reset Answer Video 11 The price of a book increased by 20 percent, and then it decreased by 20 percent. What is the ratio of the original price (before any change) and the final price (after two changes)? (A) 1:1 (B) 3:2 (C) 2:3 (D) 25:24 (E) 24:25 Reset Answer Video 12 What is the average (arithmetic mean) of all odd numbers between 10 and 101? (A) 50 (B) 50.5 (C) 55 (D) 55.5 (E) 56 Reset Answer Video 13 A certain brand of juice comes in two sizes of cylindrical cans. The radius and height of smaller can is half the radius and half the height of the bigger can. How many cans of smaller size will have same amount of juice as one large size can? (A) 2 (B) 4 (C) 6 (D) 8 (E) Cannot be determined from the given information Reset Answer Video 14 (A) 3/4 (B) -3 (C) 3 (D) 1/3 (E) -1/3 Reset Answer Video 15 If -2 < m < 3, and 0 < n < 5, what is the range of all possible values of mn? (A) 0 < mn < 15 (B) -2 < mn < 5 (C) -2 < mn < 15 (D) 10 < mn < 15 (E) -10 < mn < 15 Reset Answer Video 16 Suppose |2K - 5| = 7, what is the value of K? (A) 1 (B) 6 (C) -6 and 6 (D) -1 and -6 (E) -1 and 6 Reset Answer Video 17 (A) K becomes four times (B) K becomes halved (C) K is doubled (D) K remains unchanged (E) Cannot be determined Reset Answer Video 18 There is a circle with radius = x such that the numerical value of the area of a circle is equal to the perimeter of the circle. What is the value of x? (A) 1 (B) 2 (C) 3 (D) 4 (E) Cannot be determined Reset Answer Video Remaining diagnostic questions under revision. Coming Soon...