Question 40 Answer and Explanation _ACT December 2017 Form A10 Math Section

40. Ana and Amy started a landscaping job together. When Ana stopped, she had completed $\frac{2}{5}$ of the job. When Amy stopped, she had completed $\frac{1}{3}$ of the job. Then Ruben completed the rest of the job in 2 hours. Assume that Ana, Amy, and Ruben all worked at the same rate. Which of the following values is closest to the number of hours it would have taken 1 of them to complete the entire job alone?

F. 0.37

G. 1.27

H. 2.73

J. 5.00

K. 7.50

Answer and Explanation

Your Answer is

Correct Answer is K

Explanation