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In each of the following questions, some...

In each of the following questions, some equations are solved on the basis of certain system. Find out the correct answer for the unsolved equation on that basis.
`3 xx 5 xx 7 xx 2 = 24, 2 xx 4 xx 6 xx 8 = 22, 4 xx 4 xx 8 xx 9 = ?`

A

33

B

25

C

144

D

1152

Text Solution

Verified by Experts

The correct Answer is:
A
`3 xx 5 xx 7 xx 2 = 24`
`implies 3 xx 5 + 7 xx2 = 24`
`implies 15 + 9 = 24`
`2 xx 4 + 6 + 8 = 22`
`8 + 14 = 22`
`4 xx 4 xx 8 xx 9 = ?`
`implies ? = 4 xx 4 + 8 + 9`
`implies ? = 16 + 17 = 33`
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