3 hours.
Explanation
249 total - 84 already paid (for parts) is
165.
165
divided by
55 dollars an hour
is
3 hours worked on repairing.
Answer:
1/12
Step-by-step explanation:
2/3=8/12
2x4=8
3x4=12
1/4=3/12
1x3=3
4x3=12
8/12+3/12=11/12
1-11/12= 1/12
Answer:
75 % of 12 = (75 * 12 ) / 100 = 9 were sold
12 - 9 = 3 were thrown out
Step-by-step explanation: