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sqrt(2025.11)xxsqrt(256.04)+sqrt(399.95)...

`sqrt(2025.11)xxsqrt(256.04)+sqrt(399.95)xxsqrt(?)`=33.98xx40.11`

A

1682

B

1024

C

1582

D

678

Text Solution

Verified by Experts

The correct Answer is:
B
`sqrt((2025.11))xxsqrt((256.040))+sqrt((399.95))xxsqrt(?)=33.98xx40.11`
`sqrt((2025))xxsqrt((256))+sqrt(400)xxsqrt(?)=34xx4`
`rArr 45xx16+20xxsqrt(?)=34xx40`
`rArr720+20xxsqrt(?)=1360`
`rArr 20xxsqrt(?)=1360-720`
`rArr 20xxsqrt(?)=640`
`?=(32)^(2)1024`
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