# Average [NRA CGL (National Recruitment Agency-Combined Graduate Level) Mathematics]: Questions 1 - 5 of 25

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## Question number: 1

» Average

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MCQ▾

### Question

A cricketer has a certain average of runs for his 7 innings. In the Eighth inning he scores 100 runs, thereby increasing his average by 10 runs. His new average of runs is (Paper- I)

### Choices

Choice (4)Response

a.

30

b.

28

c.

24

d.

32

## Question number: 2

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MCQ▾

### Question

The average weekly salary of A, B and C is Rs. 12000 and that of B, C and D is Rs. 18000. If the weekly salary of A is Rs. 6000 then the weekly salary of D is (Paper - I)

### Choices

Choice (4)Response

a.

Rs. 25000

b.

Rs. 22000

c.

Rs. 24000

d.

Rs. 23000

## Question number: 3

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MCQ▾

### Question

The average age of 50 students of a class is 12 years. When 10 new students are admitted, the average age is increased by 0.5 years. The average age of new students is (Paper- I)

### Choices

Choice (4)Response

a.

11 years

b.

15 years

c.

12 years

d.

14 years

## Question number: 4

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MCQ▾

### Question

The average weight of 10 persons decreases by 8 kg when one of them weighing 160 kg is replaced by a new person. The weight (in kg) of the new person is (Paper - I)

### Choices

Choice (4)Response

a.

88

b.

60

c.

80

d.

90

## Question number: 5

» Average

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MCQ▾

### Question

The average weekly salary of A, B and C is Rs. 8500 and that of B, C and D is Rs. 9500. If the weekly salary of A is Rs. 8700 then the weekly salary of D is (Paper - I)

### Choices

Choice (4)Response

a.

Rs. 11500

b.

Rs. 11400

c.

Rs. 11700

d.

Rs. 11600

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