Aptitude · all questions

Square Root And Cube Root
practice.

Practice every MCQ with options. Use Show answers when you want the correct option and solution.

118

Questions

2/6

Page

Pick an option on a question to see the right answer and solution.

Q21

Open question

176 + 2401

is equal to = ?

Select an option to see the answer and solution.

Q22

Open question

(15)^{2} + (18)^{2} - 20 = ?

Select an option to see the answer and solution.

Q23

Open question

? \times 484 = 1034

Select an option to see the answer and solution.

Q24

Open question

11881 \times ? = 10137

Select an option to see the answer and solution.

Q25

Open question

In the equation

\frac{4050}{x} = 450,

the value of x is = ?

Select an option to see the answer and solution.

Q26

Open question

\frac{16}{25} \times \frac{?}{25} \times \frac{16}{25} = \frac{256}{625}

Select an option to see the answer and solution.

Q27

Open question

The square root of

(272^{2} - 128^{2})

is = ?

Select an option to see the answer and solution.

Q28

Open question

y = 5,

then what is the value of

10 y y^{3} - y^{2}

= ?

Select an option to see the answer and solution.

Q29

Open question

\frac{25}{81} - \frac{1}{9} = ?

Select an option to see the answer and solution.

Q30

Open question

[(81)^{2}]^{2} = (?)^{2}

Select an option to see the answer and solution.

Q31

Open question

The digit in the unit's place in the square root of 15876 is = ?

Select an option to see the answer and solution.

Q32

Open question

Which of the following is closest to

3 = ?

Select an option to see the answer and solution.

Q33

Open question

What percentage of the numbers from 1 to 50 have squares that end in the digit 1 ?

Select an option to see the answer and solution.

Q34

Open question

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 ?

Select an option to see the answer and solution.

Q35

Open question

How many perfect squares lie between 120 and 300 ?

Select an option to see the answer and solution.

Q36

Open question

The number of perfect square numbers between 50 and 1000 is = ?

Select an option to see the answer and solution.

Q37

Open question

A man born in the first half of the nineteenth century was x years old in the year x². He was born in ?

Select an option to see the answer and solution.

Q38

Open question

R is a positive number. It is multiplied by 8 and then squared. The square is now divided by 4 and the square root is taken. The result of the square root is Q. What is the value of Q ?

Select an option to see the answer and solution.

Q39

Open question

The smallest natural number which is a perfect square and which ends in 3 identical digits lies between ?

Select an option to see the answer and solution.

Q40

Open question

If the product of four consecutive natural numbers increased by a natural number p, is a perfect square, then the value of p is = ?

Select an option to see the answer and solution.

Prev 1 2 3 4 Next

Square Root And Cube Rootpractice.

Square Root And Cube Root
practice.