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Number series 729,243,81,27,….....

Number series
729,243,81,27,…..

A

65

B

18

C

9

D

73

Text Solution

Verified by Experts

The correct Answer is:
C
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Round off these numbers as directed: 48, 62, 81, 94, 27 to their nearest tens

Round off these numbers as directed: 48, 62,81,94,27 to their nearest tens.

Which term of the following sequences: (a) 2,2sqrt2,4.......... is 128 ? (b) sqrt3,3,3sqrt3 ,............. is 729 ? (c) 1/3,1/9,1/(27),......." is " 1/19683 ?