Victory for the ACT Student Text 15e

274 • M ATH

 –Š‡ ϐ‹‰—”‡ „‡Ž‘™ǡ PQRS is a parallelogram, and ST TV VR . If PTS 90 c + SPT T to the area of the parallelogram? , what is the ratio of the area of

14. Which of the following expressions correctly describes the mathematical relationship below? 3 less than the product of 4 and x F. x 4 3 G. x 3 4 H. ( ) x 4 3 15.  –Š‡ ϐ‹‰—”‡ „‡Ž‘™ǡ ™Šƒ– ’‡”…‡–ƒ‰‡ ‘ˆ –Š‡ area of rectangle PQRS is shaded? A. 20% B. 25% C. 30% D. 33 3 1 % E. 35% A cylindrical container has a diameter of 14 inches and a height of 6 inches. Since one gallon equals 231 cubic inches, what is the approximate capacity, in gallons, of the tank? F. 3 2 G. 1 7 1 H. 2 7 2 J. 2 3 2 K. 4 J. 3(4 x ) K. x 3 4 16.

11.

A. B. C.

1

6

1

5

7 2 D. 2

3 1 E. Cannot be determined from the given information and r 0 , which of the following is (are) true? I. pr qr II. p r q r >+ + III. p r q r <− − F. I only G. II only H. I and III only J. I and II only K. I, II, and III 13. A pound of water is evaporated from 6 pounds of seawater that is 4% salt. What is the percentage of salt in the remaining solution? A. 3.6% B. 4% C. 4.8% D. 5.2% E. 6% 12. If p q !

Throwback to Math Class Cylinder volume: r h 2 π Cylinder lateral surface area: dh π Cylinder total surface area: dh r 2 2 π π+

If x y 12 36 + = − A. –48 B. –24 C. 3 D. 24 E. 48

, then x y + =

?

17.