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 5x6y12=0 ?

Choices

Choice (4) Response

a.

y=56x2

b.

y=5+2x

c.

x=6y5

d.

y=56x2

Question number: 163

» Mental Ability » Basic Algebra

MCQ▾

Question

Find the best fit equation for the data

What will be the best fit equation for the data

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.

y=0.5x3

b.

y=5x3

c.

y=0.3+5

d.

y=0.05x3

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?

Volume of a rectangular solid is 1000 cubic inches.

Volume of a Rectangular Solid Is 1000 Cubic Inches.

Volume of a rectangular solid is 1000 cubic inches. The dimensions of the base are 50 inches by 10 inches find 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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