Question

On a standardized test Raul answer the first 22 questions in 5 minutes there are 77 questions on the test if he continues to answer questions at the same rate how long will it take him to complete the test from start to finish

Answer 1

17.5 minutes

Explanation:

22 goes into 77 3.5 times and 22 is 5 mins so 22 = 5, 44 = 10, 66 = 15, and half of 22 is 11 so half of 5 is 2.5 so 15 + 2.5 is 17.5 minutes.