# Number Systems [NRA CGL (National Recruitment Agency-Combined Graduate Level) Mathematics]: Questions 76 - 81 of 87

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## Question 76

Number Systems
Edit

### Question

MCQ▾

Sum of all natural numbers from 1 to 500 which are divisible by is:

### Choices

Choice (4)Response

a.

41583

b.

80152

c.

37387

d.

24763

## Question 77

Number Systems
Edit

### Question

MCQ▾

Three numbers which are co-prime to one another are such that the product of the first two is 391 and that of the last two is 621. The sum of the three numbers is (Paper- I)

### Choices

Choice (4)Response

a.

67

b.

81

c.

75

d.

85

## Question 78

Number Systems
Edit

### Question

MCQ▾

The difference between two positive numbers is 2. If the sum of their squares is 164, then the sum of the numbers is (Paper-1)

### Choices

Choice (4)Response

a.

73

b.

25

c.

68

d.

18

## Question 79

Number Systems
Edit

### Question

MCQ▾

The difference of two numbers is 3000. On dividing the larger number by the smaller, we get 6 as quotient and 60 as remainder. The larger number is

### Choices

Choice (4)Response

a.

3945

b.

4854

c.

3655

d.

3588

## Question 80

Number Systems
Edit

### Question

MCQ▾

Let the least number of five digits which when divided 5,10,15,20 leaves in each case same remainder 5 be N. the sum of digits in N is (Paper-1)

### Choices

Choice (4)Response

a.

12

b.

10

c.

18

d.

14

## Question 81

Number Systems
Edit

### Question

MCQ▾

The difference of two numbers is 4000. On dividing the larger number by the smaller, we get 3 as quotient and 50 as remainder. The larger number is

### Choices

Choice (4)Response

a.

1265

b.

5975

c.

7975

d.

7658