Numbers

Q.

The difference between place value of two 9’s in 49891 is

1. 9090

2. 8910

3. 9009

4. 8991

Q.

What is the difference in the place values of the two 3’s in 3938?

1. 0

2. 2900

3. 100

4. 2970

Q.

What is the sum of the place values of the two 7’s in 7678?

1. 7700

2. 7070

3. 6370

4. 7770

Q.

"1" is neither prime nor composite.

1. True
2. False

Q.

The product of face value and place value of 3 in 8637 is

1. 9

2. 90

3. 900

4. 9000

Q.

Find the $2$-digit prime numbers, in which both the digits are also prime numbers.

Q.

The smallest odd composite number is :

1. 9

2. 3

3. 5

4. 7

Q.

The place value and face value of a digit in a number, are always equal at the

1. tens place

2. Ones place

3. hundreds place

4. never

Q.

State the number of significant figures in 0.007.

Q.

Write the number ninety crore ninety lakh nineteen. Change it into International system and write its number name.

Q.

There are ___ zeros in ten crores.

1. 5

2. 6

3. 7

4. 8

Q.

The product of the place value of two $5$s in $75352$ is

1. $2500$

2. $25$

3. $25000$

4. $250000$

Q.

What is the place value of 7 in 5678?

1. 567
2. 70
3. 700
4. 7

Q.

The sum of place value of the two 3’s in 53893 is

1. 303

2. 3003

3. 6

4. 9

Q.

The product of the place values of 6 in 438269160 divided by 1000 is

1. 36

2. 3600

3. 60

4. 600

Q.

Multiply the following : $35$ by $12$

Q.

The face value of a digit in a number is the value of that digit itself regardless of its position in the number.Is it true or false?

Q.

What is the place value of $0$ in $103$?

Q.

The numbers 7 and 13 are:

1. Alternate prime numbers

2. Consecutive prime numbers

3. None of the above.

4. Even numbers

Q.

Which even number just precedes 34?

1. 36
2. 32
3. 34
4. 33

Q.

How many tens make a crore?

1. 100000

2. 1000

3. 10000000

4. 1000000

Q.

Write the smallest 5 digit number which does not change when it is reversed.

Q.

The product of two integers having opposite sign is a __________________integer

Q. The number 784640 is represented in international system as .

1. 7, 84, 640
2. 78, 46, 40
3. 7846, 40
4. 784, 640

Q.

Arrange the following numbers in descending order:
32, 43, 73, 25, 94

1. 32, 43, 25, 73, 94
2. 25, 32, 43, 73, 94
3. 94, 73, 43, 32, 25
4. 94, 73, 43, 25, 32

Q.

Arrange the following numbers in ascending order:
37, 48, 41, 53, 51

1. 37, 48, 41, 51, 53
2. 37, 41, 48, 51, 53
3. 53, 51, 48, 41, 37
4. 37, 48, 41, 53, 51

Q.

Fill in the following blanks.

The face value of $3$ in the numeral $12,53,125$ is _________.

Q.

Write the following numbers as a product of two co-prime numbers .

$77$

Q.

Express $71$ as a sum of $3$-odd primes.

Q.

Choose the numbers in which the place value of $6$is $6000.$

1. $\left(a\right)82,16,940$

2. $\left(b\right)6,72,000$

3. $\left(c\right)9,146,400$

4. $\left(c\right)7,00,006$