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Mathematics>Standard Multiple Choice
Read the following SAT test question and then click on a button to select your answer.
For every 10 dollars Ken earns mowing lawns, he gives 3 dollars to his younger brother, Tim, who helps him. Which of the following gives the relationship between d, the number of dollars Ken earns, and t, the number of dollars he gives to Tim?
(A) d=(3t)/10
(B) d=(10t)/3
(C) d=3/(10t)
(D) d=10/(3t)
(E) d=(3t)-10
