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A petroleum laboratory technician can perform 56 tests on samples in 7 hours. At this rate, how many of the same tests could the technician perform in 8 hours? 49 57 64 105 120
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4 votes
A petroleum laboratory technician can perform 56 tests on samples in 7 hours. At this rate, how many of the same

tests could the technician perform in 8 hours?
49
57
64
105
120

User Null
by
9.7k points

2 Answers

4 votes
the answer is 64 because if you do the equation 7x=56 divide both sides by 7. you get x=8. therefore that means they do 8 tests every hour since they’re asking for how many tests in 8 hours. multiply 8x8 and you get 64
User Maxcnunes
by
8.1k points
5 votes

Answer:

64

Explanation:

56/7 = 8

8*8 = 64

64 tests

User Viebel
by
8.2k points
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