You have 2 jobs one pays $8 an hour and one pays $6 an hour. You work 20 hours and earn $136. How many hours did you work for each job?

1 Answer
Apr 23, 2018

11 hours at $8 and 6 hours at $6

Explanation:

If you break 136 into a product of its prime factors you get
#136= 2xx2xx2xx17# you cannot make 6 so the 6 must come from the 17

#=># #17= 11+6#

So #8xx17= (8xx11)+(8xx6)#

#=># 88+48=136