# Number Systems [NRA CGL (National Recruitment Agency-Combined Graduate Level) Mathematics]: Questions 19 - 25 of 87

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## Question 19

Number Systems
Edit

### Question

MCQ▾

The least number, which must be added to 1345 to make it exactly divisible by 13, is

### Choices

Choice (4)Response

a.

4

b.

7

c.

6

d.

2

## Question 20

Number Systems
Edit

### Question

MCQ▾

What should come in place of the question mark (? ) in the following number series?

### Choices

Choice (4)Response

a.

96

b.

142

c.

403

d.

124

## Question 21

Number Systems
Edit

### Question

MCQ▾

The difference of two numbers is 2500. On dividing the larger number by the smaller, we get 3 as quotient and 30 as remainder. The larger number is

### Choices

Choice (4)Response

a.

3735

b.

3790

c.

2000

d.

3395

## Question 22

Number Systems
Edit

### Question

MCQ▾

A number of boys raised Rs. 225 for a famine relief fund, each boy giving as many 25 paise coins as there were boys. The number of boys was (Paper- I)

### Choices

Choice (4)Response

a.

15

b.

30

c.

40

d.

35

## Question 23

Number Systems
Edit

### Question

MCQ▾

The greatest number that divides 684 and 821 leaving remainders respectively 4 and 5 is

### Choices

Choice (4)Response

a.

156

b.

136

c.

122

d.

163

## Question 24

Number Systems
Edit

### Question

MCQ▾

In four consecutive prime numbers that are in descending order, the product of first three is 385 and that of the last three is 105. The largest given prime number is

### Choices

Choice (4)Response

a.

7

b.

11

c.

2

d.

5

## Question 25

Number Systems
Edit

### Question

MCQ▾

What is the largest 3 digit number exactly divisible by 23? (Paper-1)

### Choices

Choice (4)Response

a.

998

b.

899

c.

988

d.

989