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12.Practice.Tests.for.the.SAT_2015-2016_1128p

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1040<br />

I Section 5<br />

Practice Test Twelve<br />

9. If-6x + 8 = -2x - 7, what is <strong>the</strong> value of x?<br />

10. If xis± of y, y is f of z, and z > 0, <strong>the</strong>n xis what<br />

fraction of z?<br />

13. Lucy drove from her house to a friend's house at an<br />

average speed of 40 miles per hour. She returned<br />

home along <strong>the</strong> same route at an average speed of<br />

60 miles per hour. If her total driving time was 1<br />

hour, how many total miles did Lucy drive?<br />

II<br />

III<br />

Note: Figure not drawn to scale.<br />

11. In <strong>the</strong> rectangular solid above, if <strong>the</strong> areas of top<br />

face I, front face II, and right face III are 24, 2,<br />

and 3, respectively, what is <strong>the</strong> volume of <strong>the</strong><br />

rectangular solid?<br />

14. Grid in a three-digit number that is <strong>the</strong> product of<br />

three consecutive even numbers.<br />

15. The average (arithmetic mean) of 10 exam grades<br />

is 87. If <strong>the</strong> highest and lowest grades are removed<br />

from <strong>the</strong> set, <strong>the</strong> average of <strong>the</strong> remaining 8 exam<br />

grades is 90. What is <strong>the</strong> average of <strong>the</strong> 2 exam<br />

grades that were removed?<br />

16. If a> 0, b > t• and 2a + b = 1, what is one possible<br />

value <strong>for</strong> a ?<br />

F<br />

A<br />

17. In <strong>the</strong> xy-coordinate plane, <strong>the</strong> graph of x = y2 + 2<br />

intersects <strong>the</strong> line lat (3, a) and (11, b). What is<br />

<strong>the</strong> greatest possible slope of l ?<br />

c<br />

18. Circle A has a circumference of 47t, and circle B has<br />

a circumference of 87t. If <strong>the</strong> circles intersect at two<br />

points, what is a possible distance from <strong>the</strong> center<br />

of circle A to <strong>the</strong> center of circle B ?<br />

D<br />

12. In <strong>the</strong> figure above, AD, BE, and CF are all<br />

diameters of <strong>the</strong> circle. If <strong>the</strong> shaded area is equal<br />

to _!_ <strong>the</strong> area of <strong>the</strong> circle, what is <strong>the</strong> value of q ?<br />

6<br />

STOP

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