Word problem using word numbers

Question

Audrey & Lauren began reading A novel on the same day. Audrey reads 18 pages a day and Lauren six pages per day. If Audrey is on page 90, I want page is Lauren?

Answer 1

Audrey: Read 90 pages. If she reads 18 pages/day She reads 90/18 = 5. It took her 5 days to reach 90 pages.

Lauren: Reads 6 pages/day

Lauren read for 5 days also; so she would be on page 30 5(6) = 30