# Number Systems [NRA CGL (National Recruitment Agency-Combined Graduate Level) Mathematics]: Questions 54 - 61 of 87

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## Question number: 54

Number Systems
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### Question

MCQ▾

A number when divided successively by 4,5 and 6, leaves remainders 2,3 and 4 respectively. The least such number is

### Choices

Choice (4)Response

a.

19

b.

50

c.

21

d.

58

## Question number: 55

Number Systems
Edit

### Question

MCQ▾

In four consecutive prime numbers that are in descending order, the product of first three is 5083 and that of the last three is 1105. The largest given prime number is

### Choices

Choice (4)Response

a.

11

b.

23

c.

17

d.

19

## Question number: 56

Number Systems
Edit

### Question

MCQ▾

Find the wrong number in the following series.

### Choices

Choice (4)Response

a.

40

b.

326

c.

120

d.

3126

## Question number: 57

Number Systems
Edit

### Question

MCQ▾

What is the largest 5 digit number exactly divisible by 145? (Paper-1)

### Choices

Choice (4)Response

a.

98059

b.

99905

c.

99588

d.

99458

## Question number: 58

Number Systems
Edit

MCQ▾

Find the series,

### Choices

Choice (4)Response

a.

b.

c.

d.

0

## Question number: 59

Number Systems
Edit

### Question

MCQ▾

A teacher, while arranging his students, who were 8000 in number, in the form of a square, found that there were 79 students left over. How many were arranged in each row?

### Choices

Choice (4)Response

a.

75

b.

89

c.

87

d.

93

## Question number: 60

Number Systems
Edit

### Question

MCQ▾

The greatest number that divides 307 and 330 leaving remainders respectively 3 and 6 is

### Choices

Choice (4)Response

a.

4

b.

3

c.

2

d.

12

## Question number: 61

Number Systems
Edit

### Question

MCQ▾

Look at this series: What number should come next?

### Choices

Choice (4)Response

a.

7

b.

13

c.

12

d.

10