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.

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.

Answer: the correct answer is 10step-by-step explanation: let the number be n, then the expression becomes,then“twelve more than the quotient of a number and two, decreased by four” iswhen n=4,we substitute 4 whetever we see n to get,we simplify to obtain,we further simplify to get,therefore the correct answer is c.