Discovering Mathematics Book 8>Chapter 21 - Comprehensive Test Paper>Comprehensive Test Paper>Q 2

EASY

8th CBSE

IMPORTANT

Earn 100

Find the cube root of $19683$ .

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Important Questions on Comprehensive Test Paper

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8th CBSE

IMPORTANT

Discovering Mathematics Book 8>Chapter 21 - Comprehensive Test Paper>Comprehensive Test Paper>Q 2

Find the cube root of

\frac{27}{512}

. Express the answer in simple fraction.

MEDIUM

8th CBSE

IMPORTANT

Discovering Mathematics Book 8>Chapter 21 - Comprehensive Test Paper>Comprehensive Test Paper>Q 3

Find the square root of

361201

by long division method.

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8th CBSE

IMPORTANT

Discovering Mathematics Book 8>Chapter 21 - Comprehensive Test Paper>Comprehensive Test Paper>Q 4

One end of a rope is tied to a tree at a height of

8 m .

The other end is tied to a peg on the ground at a distance of

6 m

from the tree to prevent the tree from falling. If the minimum length of rope required to do this is

l m

, then write the value of

l

.

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8th CBSE

IMPORTANT

Discovering Mathematics Book 8>Chapter 21 - Comprehensive Test Paper>Comprehensive Test Paper>Q 5

Simplify $2^{10} \div 2^{7}$ and write the answer in integer form.

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8th CBSE

IMPORTANT

Discovering Mathematics Book 8>Chapter 21 - Comprehensive Test Paper>Comprehensive Test Paper>Q 5

Simplifying ${(p^{4})}^{4}$ , we get $p^{x}$ , then $x =$ ?

EASY

8th CBSE

IMPORTANT

Discovering Mathematics Book 8>Chapter 21 - Comprehensive Test Paper>Comprehensive Test Paper>Q 5

Simplifying $x^{\frac{p}{q}} \cdot x^{\frac{p}{q}}$ gives $x^{y}$ , then $y =$ ?

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8th CBSE

IMPORTANT

Discovering Mathematics Book 8>Chapter 21 - Comprehensive Test Paper>Comprehensive Test Paper>Q 6

If

\frac{1}{3 - \sqrt{3}} = \frac{3 + \sqrt{3}}{k}

, then

k =

?

MEDIUM

8th CBSE

IMPORTANT

Discovering Mathematics Book 8>Chapter 21 - Comprehensive Test Paper>Comprehensive Test Paper>Q 6

If

\frac{8}{10 - 5 \sqrt{2}} = \frac{p}{q} (2 + \sqrt{2})

, where

\frac{p}{q}

is in the simplest form, then

p + q =

?