Difference between revisions of "2009 AMC 10A Problems"
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== Problem 8 == | == Problem 8 == | ||
− | Three Generations of the Wen family are going to the movies, two from each generation. The two members of the youngest generation receive a <math>50</math>% discount as children. The two members of the oldest generation receive a <math>25</math>% discount as senior citizens. The two members of the middle generation receive no discount. Grandfather Wen, whose senior ticket costs < | + | Three Generations of the Wen family are going to the movies, two from each generation. The two members of the youngest generation receive a <math>50</math>% discount as children. The two members of the oldest generation receive a <math>25</math>% discount as senior citizens. The two members of the middle generation receive no discount. Grandfather Wen, whose senior ticket costs <dollar/>6.00, is paying for everyone. How many dollars must he pay? |
− | < | + | <math>a)\, 34\qquad |
b)\, 36\qquad | b)\, 36\qquad | ||
c)\, 42\qquad | c)\, 42\qquad | ||
d)\, 46\qquad | d)\, 46\qquad | ||
− | e)\, 48 | + | e)\, 48</math> |
[[2009 AMC 10A Problems/Problem 8|Solution]] | [[2009 AMC 10A Problems/Problem 8|Solution]] |
Revision as of 21:32, 11 February 2009
Contents
[hide]- 1 Problem 1
- 2 Problem 2
- 3 Problem 3
- 4 Problem 4
- 5 Problem 5
- 6 Problem 6
- 7 Problem 7
- 8 Problem 8
- 9 Problem 9
- 10 Problem 10
- 11 Problem 11
- 12 Problem 12
- 13 Problem 13
- 14 Problem 14
- 15 Problem 15
- 16 Problem 16
- 17 Problem 17
- 18 Problem 18
- 19 Problem 19
- 20 Problem 20
- 21 Problem 21
- 22 Problem 22
- 23 Problem 23
- 24 Problem 24
- 25 Problem 25
Problem 1
One can holds ounces of soda. What is the minimum number of cans needed to provide a gallon (128 ounces) of soda?
Problem 2
Four coins are picked out of a piggy bank that contains a collection of pennies, nickels, dimes and quarters. Which of the following could not be the total value of the four coins, in cents?
Problem 3
Which of the following is equal to ?
Problem 4
Eric plans to compete in a triathalon. He can average miles per hour in the -mile swim and miles per hour in the -mile run. His goal is to finish the triathlon in hours. To accomplish his goal what must his average speed in miles per hour, be for the -mile bicycle ride?
Problem 5
What is the sum of the digits of the square of ?
Problem 6
Problem 7
A carton contains milk that is % fat, an amount that is % less fat than the amount contained in a carton of whole milk. What is the percentage of fat in whole milk?
Problem 8
Three Generations of the Wen family are going to the movies, two from each generation. The two members of the youngest generation receive a % discount as children. The two members of the oldest generation receive a % discount as senior citizens. The two members of the middle generation receive no discount. Grandfather Wen, whose senior ticket costs <dollar/>6.00, is paying for everyone. How many dollars must he pay?