Mental Ability (NCO- Cyber Olympiad Class 9): Questions 175 - 180 of 219

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Question number: 175

» 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

-1

0

1

2

Y

-8

-5

-2

1

4

Which equation fits the data in the table?

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 176

» Mental Ability » Basic Arithmetic

MCQ▾

Question

Find the measure of all the angles of parallelogram, if one angle is 24° less than twice the smallest angle.

Choices

Choice (4) Response

a.

60°, 120°, 60°, 120°

b.

66°, 114°, 66°, 114°

c.

68°, 112°, 68°, 112°

d.

56°, 124°, 56°, 124°

Question number: 177

» Mental Ability » Basic Algebra

MCQ▾

Question

What is the slope of the line Equation ?

Choices

Choice (4) Response

a.

5

b.

4

c.

-6

d.

6

Question number: 178

» Mental Ability » Basic Arithmetic

MCQ▾

Question

GivenEquation , Equation , Equation and Equation find the value of the following expression correct up to three places of decimal: Equation .

Choices

Choice (4) Response

a.

-0.413

b.

0.213

c.

-0.213

d.

0.413

Question number: 179

» Mental Ability » Number Games » Number Analogies

Match List-Ⅰ List-Ⅱ▾

Question

Match the following
List-Ⅰ List-Ⅱ

(A)

Equation

(i)

Natural

(B)

1

(ii)

Rational

(C)

Equation

(iii)

Rational

(D)

8

(iv)

Natural

Choices

Choice (4) Response
  • (A)
  • (B)
  • (C)
  • (D)

a.

  • (ii)
  • (iv)
  • (i)
  • (iii)

b.

  • (iv)
  • (ii)
  • (i)
  • (iii)

c.

  • (iv)
  • (i)
  • (iii)
  • (ii)

d.

  • (iii)
  • (iv)
  • (iii)
  • (iv)

Question number: 180

» Mental Ability » Basic Arithmetic

MCQ▾

Question

The bacteria in a culture grows by 10 % in the first hour, decreases by 10 % in the second hour and again increases by 10 % in the third hour. If at the end of the third hour the count of bacteria is 30000. The original count of bacteria in the sample is________

Choices

Choice (4) Response

a.

32870

b.

32670

c.

32970

d.

32770

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