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Square Roots and Cube Roots

Multiple Choice Questions

11.

Given that $square root of 4096 space equals space 64 comma$ the value of $square root of 4096 space plus space square root of 40.96 end root space plus space square root of 0.004096 end root$ is

70.4
70.464
71.104
71.104

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12.

The square root of:
$fraction numerator left parenthesis 0.75 right parenthesis cubed over denominator 1 minus 0.75 end fraction space plus space left square bracket 0.75 space plus space left parenthesis 0.75 right parenthesis squared plus 1 right square bracket$ is

143 Views

13.

2 cube root of 40 space minus space 4 cube root of 320 space plus space 3 cube root of 625 space minus space 3 cube root of 5

is equal to

$negative 2 cube root of 340$
0
$cube root of 340$
$cube root of 340$

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14.

The square root of
$fraction numerator left parenthesis 0.75 right parenthesis cubed over denominator 1 minus 0.75 end fraction space plus space open square brackets 0.75 space plus space left parenthesis 0.75 right parenthesis squared space plus space 1 close square brackets$ is

157 Views

15.

The square root of
$fraction numerator 9.5 space cross times space 0.0085 space cross times space 18.9 over denominator 0.0017 space cross times space 1.9 space cross times 2.1 end fraction$ is

127 Views

16.
A General, while arranging his men, who were 6000 in number, in the form of a square, found that there were 71 men left over. How many were arranged in each row?

73

77

87

87

Number of men arranged in the form of square
= 6000 - 71 = 5929
∴ Number of men arranged in each row
$equals space space square root of 5929 space equals space 77$

723 Views

17.

The largest among the numbers
$square root of 7 minus square root of 5 comma$ $square root of 5 minus square root of 3 comma space$ $square root of 9 minus square root of 7 comma$ $square root of 11 minus square root of 9$