Exponent and Powers

Q.

The number of zeros at the end of $100!$ is ?

1. $20$

2. $22$

3. $24$

4. $26$

Q. What should be the value of $x$ such that the following equation is satisfied?
$2^6=4^x$

1. 1
2. 2
3. 3
4. 4

Q. The multiplicative inverse of ${10}^{–100}$ is

1. ${10}^{-100}$
2. ${10}^{100}$
3. 10
4. 100

Q. If $576=2^a\times 3^b={24}^c$, then $a+b+c$ is ___.

1. 6
2. 8
3. 9
4. 10

Q. Which of the following numbers can be written in the form $2^n$, where $n$ is a natural number?

1. 40
2. 64
3. 120
4. 256
5. 8
6. 20
7. 32
8. 84
9. 24
10. 512

Q.

If $15625=(x{)}^2=5^{\left(y\right)}$ . Find the value of $x$ and $y$.

Q. Sort the given numbers in ascending order (Highest number comes at the top).

1. 22
2. 31
3. 121
4. 17−1
5. −53

Q. The value of $2^8$ is .

1. 128
2. 256
3. 512
4. 64

Q. 2 multiplied by itself ten times, when written in the exponential form is .

1. $2\times 10$
2. $2\times 2^8$
3. $2^{10}$
4. $2^{-10}$

Q.

What is the value of -5 raised to the power of 2?

1. 16

2. 5

3. -25

4. 25

Q. If we represent 343 in exponential form , then the base is and the exponent is .

1. 7
2. 3
3. 9
4. 19

Q. $2^5\times 3^4$ =

1. 2674
2. 2592
3. 2400
4. 2544

Q. In 2n, n is known as a/an .

1. base
2. exponent
3. constant
4. alphabet

Q.

What value of x makes "5 raised to the power x" equal to 25 ?

1. 5

2. 2

3. -5

4. -2