Q.1
If the product of four consecutive natural numbers increased by a natural number p, is a perfect square, then the value of p is = ?
Q.2
What percentage of the numbers from 1 to 50 have squares that end in the digit 1 ?
Q.3
While solving a mathematical problem, Samidha squared a number and then subtracted 25 from it rather than the required i.e., first subtracting 25 from the number and then squaring it. But she got the right answer. What was the given number ?
Q.4
The square root of $$\left( {{{272}^2} - {{128}^2}} \right)$$   is = ?
Q.5
If $$y = 5{\text{,}}$$   then what is the value of $$10y\sqrt {{y^3} - {y^2}} $$   = ?
Q.6
What should come in place of both the question marks in the equation ?
$$\frac{?}{{\sqrt {128} }} = \frac{{\sqrt {162} }}{?}$$
Q.7
If $$\sqrt x \div \sqrt {441} = 0.02{\text{,}}$$    then the value of x is ?
Q.8
$$\sqrt ? \times \sqrt {484} = 1034$$
Q.9
$$\sqrt {11881} \times \sqrt ? = 10137$$
Q.10
$$\sqrt {\sqrt {17956} + \sqrt {24025} } = ?$$
Q.11
One-fourth of the sum of prime numbers, greater than 4 but less than 16, is the square of = ?
Q.12
If $$x = \frac{{\sqrt 3 + 1}}{{\sqrt 3 - 1}}$$   and $$y = \frac{{\sqrt 3 - 1}}{{\sqrt 3 + 1}},$$   then the value of $$\left( {{x^2} + {y^2}} \right)$$   is?
Q.13
How many perfect squares lie between 120 and 300 ?
Q.14
$$\sqrt {\frac{{25}}{{81}} - \frac{1}{9}} = ?$$
Q.15
$${\left[ {{{\left( {\sqrt {81} } \right)}^2}} \right]^2} = {\left( ? \right)^2}$$
Q.16
In the equation $$\frac{{4050}}{{\sqrt x }} = 450{\text{,}}$$   the value of x is = ?
Q.17
$${\left( {\sqrt 3 - \frac{1}{{\sqrt 3 }}} \right)^2}\,{\text{simplifies}}\,{\text{to:}}$$
Q.18
How many two-digit numbers satisfy this property. : The last digit (unit's digit) of the square of the two-digit number is 8 ?
Q.19
A group of students decided to collect as many paise from each member of group as is the number of members. If the total collection amounts to Rs. 59.29, the number of the member is the group is:
Q.20
The square root of $$\left( {7 + 3\sqrt 5 } \right)$$  $$\left( {7 - 3\sqrt 5 } \right)$$   is
Q.21
If $$\sqrt 5 = 2.236, $$   then the value of $$\frac{{\sqrt 5 }}{2}$$ $$ - $$ $$\frac{{10}}{{\sqrt 5 }}$$ $$ + $$ $$\sqrt {125} $$   is equal to :
Q.22
The cube root of .000216 is:
Q.23
What should come in place of both x in the equation $$\frac{x}{{\sqrt {128} }} = \frac{{\sqrt {162} }}{x}$$
Q.24
The least perfect square, which is divisible by each of 21, 36 and 66 is:
Q.25
The square root of 64009 is:
Q.26
$$\sqrt {1.5625} = ?$$
Q.27
If $$3\sqrt 5 + \sqrt {125} $$   = 17.88, then what will be the value of $$\sqrt {80} + 6\sqrt 5 \,\,?$$
Q.28
The square root of 123454321 is = ?
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