CHAPTER 8 / ESSENTIAL ALGEBRA I SKILLS 329
- When xis subtracted from 24 and this difference
is divided by x,the result is 3. What is x?
(A) 4
(B) 5
(C) 6
(D) 8
(E) 12 - Three years ago, Nora was half as old as Mary is
now. If Mary is four years older than Nora, how
old is Mary now? - If the ratio of pto qis 9:7 and the ratio of qto ris
14:3, then what is the ratio of pto r?
(A) 1:6
(B) 27:98
(C) 2:5
(D) 5:2
(E) 6:1
4. Joan originally had twice as many books as
Emily. After she gave Emily 5 books, Joan still
had 10 more than Emily. How many books did
Joan have originally?
5. The cost of living in a certain city rose 20% be-
tween 1960 and 1970, and rose 50% between 1960
and 1980. By what percent did the cost of living
increase between 1970 and 1980?
(A) 15%
(B) 20%
(C) 25%
(D) 30%
(E) 35%
6. The Mavericks baseball team has a won-lost ratio
of 7 to 5. If the team played a total of 48 games
and no game ended in a tie, how many more
games have the Mavericks won than they have
lost?
SAT Practice 7: Word Problems
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1 2 3 4 5 7 8 96.10 2 3 4 5 7 8 9610 2 3 4 5 7 8 9610 2 3 4 5 7 8 96....1 2 3 4 5 7 8 9610 2 3 4 5 7 8 9610 2 3 4 5 7 8 9610 2 3 4 5 7 8 96....1 2 3 4 5 7 8 9610 2 3 4 5 7 8 9610 2 3 4 5 7 8 9610 2 3 4 5 7 8 96