Question

Sasha finished mowing lawns at 4:15 PM. It took 1 3/4h to mow the first lawn. The second and third lawns she mowed each took 1 1/5 h. She took one 45-min break. When did Sasha begin mowing the first lawn? A. 10.05 A.M. B. 11:05 A.M. C. 11:21 A.M. D. 12:21 P.M.

Answer 1

The time it took to mow all the lawns including the break he took was 1 3/4+1 1/5+1 1/5+3/4=
2 1/2+2 2/5= 4 9/10 which is 4 hours and 54 minutes and if he got done at 4:15pm then he started 4 hours and 54 minutes before at
C. 11:21 A.M.