SAT Practice Test-Math

In a certain store, the regular price of a refrigerator is $600. How much money is saved by buying this refrigerator at 20 percent off the regular price rather than buying it on sale at 10 percent off the regular price with an additional discount of 10 percent off the sale price?

$6

If (j), (k) and (n) are consecutive integers such that 0<j<k<n and the units (ones) digit of the product (jn) is 9, what is the units digit of (k)?

0

The result when a number is divided by 2 is equal to the result when that same number is divided by 4. What is that number?

0

If 3 times a number is equal to 3/2, what is the number?

1/2

Three more than twice a number is equal to 4. What is that number?

1/2 or .5

If a positive integer (n) is picked at random from the positive integers less than or equal to 10, what is the probability that 5n+3≤14 ?

1/5

If 10 + x is more than 10, what is the value of 2x?

10

When her son's class held its magazine drive, Dr. Nelson bought 7 one-year magazine subscriptions for the waiting room in her office. She bought 4 subscriptions that have 12 issues per year, 2 subscriptions that have 4 issues per year, and 1 subscription that has 52 issues per year. Altogether, how many magazines will her office receive from these subscriptions?

108

There are 25 trays on a table in the cafeteria. Each tray contains a cup only, a plate only, or both a cup and a plate. If 15 of the trays contain cups and 21 of the trays contain plates how many contain both a cup and a plate?

11

The average (arithmetic mean) of (t) and (y) is 15, and the average of (w) and (x) is 15. What is the average of (t), (w), (x), and (y)?

15

If j/k=32 and k=3/2 what is the value of (1/2)j?

24

What is the product of the smallest prime number that is greater than 50 and the greatest prime number that is less than 50?

2491

if (2m)k = 6, then mk =

3

x+y+3z=600 x+y+z=400 In the system above, what is the value of x+y?

300

What is the greatest possible area of a triangle with one side of length 7 and another side of length 10?

35

If 6<|x -3|<7 and x<0, what is one possible value of |x|?

3<x<4

On Wednesday Heather ran 3 miles in 30 minutes. If she ran for 45 minutes at this rate on Thursday, how far did Heather run on Thursday?

4.5 Miles

A total of 120,000 votes were cast for 2 opposing candidates, Garcia and Perez. If Garcia won by a ratio of 5 to 3, what was the number of votes cast for Perez?

45,000

If the function of (f) is defined by f(x)=3x+4, then 2f(x)+4=

6x+12

4,11,18... In the sequence above, the first term is 4 and each term after the first is 7 more than the previous term. What is the 12th term of the sequence?

81

If (x - 2)² =49, then x could be

9

All of Kay's brothers can swim. If the statement above is true, which of the following must also be true? A. If Fred cannot swim, then he is not Kay's brother. B. If Dave can swim, then he is not Kay's brother. C. If Walt can swim, then he is Kay's brother. D. If Pete is Kay's brother, then he cannot swim. E. If Mark is not Kay's brother, then he cannot swim.

A

<-- -8, a, b, c, d, e, 10 --> On the number line above, the tick marks are equally spaced and their coordinates are shown. Of these coordinates, which has the smallest positive value?

C

A student was given a piece of rope and told to cut it into two equal pieces, keep one piece, and pass the other piece to the next student. Each student was to repeat this process until every student in the class had exactly one piece of rope. Which of the following could be the fraction of the original rope that one of the students had? A. 1/14 B. 1/15 C. 1/16 D. 1/17 E. 1/18

C

If (x) and (n) are positive integers, which of the following is equivalent to (2x)³ⁿ - (2x)ⁿ ? A. (2x)²ⁿ B. 2ⁿ(x³ - xⁿ) C. (2x)ⁿ[(2x)²ⁿ -1] D. (2x)ⁿ(4xⁿ -1) E. (2x)ⁿ[(2x)³ -1]

C

10, 18, 4, 15, 3, 21, x If x is the median of the 7 numbers listed above, which of the following could be the value of x? A. 5 B. 8 C. 9 D. 14 E. 16

D

If (p) and (n) are integers such that p>n>0 and p² - n² =12, which of the following can be the value of p - n? I. 1 II. 2 III. 4

II only

If x and y are integers, 7<y<16 and x/y = 2/5, how many possible values are there for x?

Two

If (t) is a number greater than 1, then t² is how much greater than (t) ?

t(t-1)

The height of a right circular cylinder is 5 and the diameter of its base if 4. What is the distance from the center of one base to a point on the circumference of the other base?

√29 (approximately 5.39)