# Mental Ability-Basic Arithmetic (NCO- Cyber Olympiad (SOF) Class 6): Questions 196 - 203 of 268

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## Question number: 196

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

For a science project, 30 scientific instruments were shared equally among 6 students. Which expression shows how to find the number of instruments given to each student?

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 197

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

If x = 3 and y = 7, then

### Choices

Choice (4) Response

a.

4

b.

1

c.

- 4

d.

3

## Question number: 198

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

In a morning walk, three ladies step off together from 50 m distance from their houses. Their steps measure 70 cm, 75 cm, 80 cm respectively. At what distance from the starting point will they step off together again?

### Choices

Choice (4) Response

a.

8630 m

b.

8400 m

c.

5690 m

d.

84 m

## Question number: 199

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

If k = 8 and l = 16, then

### Choices

Choice (4) Response

a.

b.

c.

36

d.

18

## Question number: 200

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

The greatest common factor of 8,12 and 20 is

### Choices

Choice (4) Response

a.

4

b.

6

c.

8

d.

16

## Question number: 201

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

Which of the following is the prime factorization of 50?

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 202

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

shows the prime factorization of which number?

### Choices

Choice (4) Response

a.

115

b.

132

c.

312

d.

231

## Question number: 203

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

Aarti was trying to subtract . She followed the steps shown in below table. Where did she make a mistake?

 Step 1 Step 2 Step 3 Step 4

### Choices

Choice (4) Response

a.

Step 2

b.

Step 3

c.

Step 4

d.

Step 1

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