Solve the application and answer with a complete sentence.The ratio of a basketball player's made free throws to attempted free throws is 2 to 5. If she made 10 free throws, find how many free throws she attempted. Round to the nearest whole number if necessary.
A. She attempted 25 free throws.
B. She attempted 4 free throws.
C. She attempted 2 free throws.
D. She attempted 5 free throws.
Answer: A
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Translate the problem to a system of equations, then solve using matrices.John has a jarful of quarters and nickels. There are 102 coins in the jar. The value of the coins is $15.90. How many of each type of coin?
A. 97 quarters and 5 nickels B. 59 quarters and 43 nickels C. 48 quarters and 54 nickels D. 54 quarters and 48 nickels
Solve the problem.The volume of a cylinder whose height is equal to twice its radius is f(x) = 2?x3 cm3, where x is the radius of the cylinder in cm. Find the inverse of this function.
A. f-1(x) = 2?
B. f-1(x) = 
C. f-1(x) = 
D. f-1(x) = 
Solve the equation.78 = 8x - 2
A. 72 B. 11 C. 76 D. 10
Solve the problem.A rumor is spread at an elementary school with 1200 students according to the model 
where N is the number of students who have heard the rumor and d is the number of days that have elapsed since the rumor began. How many days must elapse for 500 to have heard the rumor?
Fill in the blank(s) with the appropriate word(s).