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The correct answer upto proper number of...

The correct answer upto proper number of significant digits : `(2.50 x 10^(-2) km) + (3.7 xx 10^2 cm)` is :

A

6.20 km

B

28.7 m

C

49.50 cm

D

cannot be calculated

Text Solution

Verified by Experts

The correct Answer is:
B
`(2.50 xx 10^(-2) km) + (3.7 xx 10^2 cm)`
`(25.0 m) + (3.7 m) = 28.7 m `
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