# Mental Ability (NCO- Cyber Olympiad Class 9): Questions 161 - 165 of 219

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## Question number: 161

» Mental Ability » Basic Arithmetic

MCQ▾

### Question

The sum of two angles of a triangle is 106° and their difference is 10°, find all the angles of the triangle

### Choices

Choice (4) Response

a.

48°, 58°, 74°

b.

50°, 40°, 90°

c.

30°, 60°, 90°

d.

40°, 50°, 90°

## Question number: 162

» Mental Ability » Basic Algebra

MCQ▾

### Question

Which equation is the slope- intercept form of ?

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 163

» Mental Ability » Basic Algebra

MCQ▾

### Question

 X -2 0 2 4 6 Y -4 -3 -2 -1 0

Which equation fits the data in the table?

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 164

» Mental Ability » Number Games » Number Series

MCQ▾

### Question

In the following number series how many 9’s which are followed by a square number but not preceded by an odd number?

5 6 7 9 1 8 9 4 2 9 9 6 4 9 4 9 1 8 9 9

### Choices

Choice (4) Response

a.

6

b.

4

c.

5

d.

7

## Question number: 165

» Mental Ability » Basic Algebra

MCQ▾

### Question

The volume of a rectangular solid is 1000 cubic inches. The dimensions of the base are 50 inches by 10 inches. What is the height of the solid?

### Choices

Choice (4) Response

a.

40 in

b.

89 in

c.

2 in

d.

9 in

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