A mechanic helper can change the oil and lubricate a car in 20 minutes how many cars can he service in this way in an 8 hour wor
k day
1 answer:
Answer:
24 cars
Step-by-step explanation:
1 hour = 3 * 20 minutes
which means he can service 3 cars in an hour
for 8 hours:
8 hours * 3 cars = 24 cars
: he can service 24 cars in an 8 hour work day.
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Step-by-step explanation: Hope this help :D
Answer:
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Answer:
a=18.7 or 19 rounded up
Step-by-step explanation:
Use Pythagoras Thereom
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Answer:
The answer is 90 songs.
Step-by-step explanation:
Let x be the number she has to transfer, then:
x + 150 =2(210 - x)
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