60 percent of 2/7 of three-fourth of a number is 2664. What is the number ?
Correct Answer: Option A
Let N be the required number.
=> \(\frac{60}{100}\times\frac27\times\frac34\times\;N=2664\)
=> N = \(\frac{2664\times\;2\times\;7\times\;5}9\)
=> N = 20720.
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