# Mental Ability (NCO- Cyber Olympiad (SOF) Class 6): Questions 30 - 37 of 394

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## Question number: 30

» Mental Ability » Basic Statistics

MCQ▾

### Question

Find the mode for this set of numbers.

{5,8, 4,2, 3,9, 1,7, 9}

### Choices

Choice (4) Response

a.

24

b.

9

c.

7

d.

3

## Question number: 31

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

A tank contains 1500 liter water. If 750 liters from that water transferred into another tank then the percentage of water left in the first tank is ________.

### Choices

Choice (4) Response

a.

50%

b.

85%

c.

70%

d.

45%

## Question number: 32

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

From 6 to 39, how many numbers are divisible by 3 or 5?

### Choices

Choice (4) Response

a.

10

b.

16

c.

12

d.

None of the above

## Question number: 33

» Mental Ability » Number Games » Number Series

MCQ▾

### Question

In the given series find the number in place of? .

15,18,13,16,11, ?

### Choices

Choice (4) Response

a.

7

b.

15

c.

18

d.

14

## Question number: 34

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

The product of two numbers is 3000. If the H. C. F. of the numbers is 10, then L. C. M. will be ________.

### Choices

Choice (4) Response

a.

5

b.

30

c.

305

d.

300

## Question number: 35

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

One man sells 15 ball pens. If the selling price of ball pens is same as the cost price of 18 books then he will get profit or loss?

### Choices

Choice (4) Response

a.

20%

b.

25.7%

c.

13.5%

d.

30%

## Question number: 36

» Mental Ability » Ranking Test

MCQ▾

### Question

If all even numbers from 78 to 90 are arranged in descending order from bottom to top, which number will be at 6 th place from the bottom?

### Choices

Choice (4) Response

a.

90

b.

88

c.

80

d.

86

## Question number: 37

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

Which set of data given below show a constant rate of change?

### Choices

Choice (4) Response

a.

 Pair of clothes No. of Persons 3 6 9 2 4 6

b.

 Total Gadgets Price Paid 10 20 30 Rs. 1000 Rs. 3000 Rs. 5000

c.

 Time taken Dishes Cooked 1 hours 2 hours 3 hours 2 4 6

d.

 Players in Cricket Total Runs 2 5 8 25 50 100

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