SAT Math 12
Mathematics Section August 5th, 2008
34. A bakery uses a special flour mixture that contains corn, wheat, and rye in the ratio of 4:6:3. If a bag of the mixture contains 6 pounds of rye, how many pounds corn does it contain?
(a) 2
(b) 4
(c) 6
(d) 8
(e) 10
35. Twenty percent of the coins in a piggy bank are quarters and ten percent are nickels. If there are 150 coins in the bank, how many are not quarters or nickels?
(a) 60
(b) 80
(c) 105
(d) 110
(e) 120
36. At the beginning of 2004, the population of Rockville was 204,000 and the population of Springfield was 216,000. If the population of each city increased by exactly 20% in 2004, how many more people lived in Springfield that in Rockville at the end of 2004?
(a) 2,400
(b) 8,000
(c) 11,000
(d) 14,400
(e) 25,600
See the comment for the answer.
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