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Chain Rule Practice Test 2 with solutions
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© examsnet.com
Question : 24
Total: 40
A tape makes 80 rounds of the circumference of a pole whose radius is 18 cm. How many times can it go round a pole with the radius of 24 cm?
60 times
65 times
70 times
58 times
74 times
Validate
Solution:
Length of tape = 80 × 18 cm
Number of rounds on pole with radius 24 cm
=
80
×
18
24
= 60 times
© examsnet.com
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