ISEE Mathematics Achievement Practice Test 7

1. Which expression is equivalent to the expression (z + 7)(z - 7)

• A. z2 - 49
• B. z2 + 49
• C. z2 - 14z - 49
• D. z2 + 14z - 49

2. Find the perimeter of a rectangle with the dimensions 115' × 63'.

• A. 7245'
• B. 356'
• C. 187'
• D. 178'

3. 6.28 × 1.003 =

• A. 0.629884
• B. 6.29884
• C. 62.9442
• D. 629.884

4. Solve for x: = 10.

• A. ± 5
• B. ± 10
• C. ± 20
• D. ± 25

5. If Mr. Green borrowed $2000 at 12% simple interest for two years, what would the total interest charge be

• A. $240
• B. $360
• C. $420
• D. $480

6. The pup tent shown is 3 feet wide and 2 feet high. Find its volume if it is 6 feet long.

• A. 36 sq. ft.
• B. 18 cu. ft.
• C. 24 cu. ft.
• D. 36 cu. ft.

7. A board 30' long is cut into three unequal parts. The first is three times as long as the second. The third is twice as long as the first. How long is the longest piece

• A. 6'
• B. 9'
• C. 12'
• D. 18'

8. A wine merchant has 32 gallons of wine worth $1.50 a gallon. If he wishes to reduce the price to $1.20 a gallon, how many gallons of water must he add

• A. 10
• B. 9
• C. 8
• D. 7

9. Six is four more than of what number

• A. 1
• B. 3
• C. 4
• D. 6

10. The winner of a race received of the total purse. The third-place finisher received one third of the winner's share. If the winner's share was $2700, what was the total purse

• A. $8,100
• B. $2,700
• C. $1,800
• D. $900

11. Two cars start toward each other along a straight road between two cities that are 450 miles apart. The speed of the first car is 35 mph, and that of the second is 48 mph. How much time will elapse before they meet

• A. 6.01 hours
• B. 5.42 hours
• C. 5.25 hours
• D. 4.98 hours

12. A stock clerk had 600 pads on hand. He then issued of his supply of pads to Division X, to Division Y, and to Division Z. The number of pads remaining in stock is

• A. 48
• B. 125
• C. 240
• D. 475

13. One man can load a truck in 25 minutes, a second can load it in 50 minutes, and a third can load it in 10 minutes. How long would it take the three together to load the truck

• A. minutes
• B. minutes
• C. minutes
• D. 10 minutes

14. span class="Bold">. If 4x - y = 20, and 2x + y = 28, then x =

• A. 24
• B. 16
• C. 8
• D. 6

15. If 6 + x + y = 20, and x + y = k, then 20 - k =

• A. 0
• B. 6
• C. 14
• D. 20