Mental Ability (NCO- Cyber Olympiad Class 7): Questions 97 - 102 of 205

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Question number: 97

» Mental Ability » Basic Arithmetic

MCQ▾

Question

6 children and 10 men completed a certain piece of work in 12 days. Each children takes twice the time taken by a man to finish the work. In how many days will 10 men finish the same work?

Choices

Choice (4) Response

a.

8

b.

15.6

c.

12.5

d.

9

Question number: 98

» Mental Ability » Basic Arithmetic

MCQ▾

Question

Convert the 0.25 into vulgar fractions

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 99

» Mental Ability » Basic Arithmetic

MCQ▾

Question

A train 360 m long is running at a speed of Equation . In what time will it pass a bridge 140 m long?

Choices

Choice (4) Response

a.

48 sec

b.

45 sec

c.

40 sec

d.

42 sec

Question number: 100

» Mental Ability » Basic Statistics

Match List-Ⅰ List-Ⅱ▾

Question

Match the reciprocal of each of the following in exponential form:
List-Ⅰ List-Ⅱ

(A)

Equation

(i)

Equation

(B)

Equation

(ii)

Equation

(C)

Equation

(iii)

Equation

(D)

Equation

(iv)

Equation

Choices

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

a.

  • (i)
  • (ii)
  • (iv)
  • (iii)

b.

  • (iv)
  • (iii)
  • (ii)
  • (i)

c.

  • (iii)
  • (iv)
  • (ii)
  • (i)

d.

  • (ii)
  • (iii)
  • (iv)
  • (i)

Question number: 101

» Mental Ability » Basic Geometry

MCQ▾

Question

PQR is an isosceles triangle with Equation and PS is altitude, then

Choices

Choice (4) Response

a.

PS = PQ

b.

PR = PQ

c.

PS = PR

d.

PS = QR

Question number: 102

» Mental Ability » Basic Arithmetic

MCQ▾

Question

Which of the following can be the exact multiple of 2?

Choices

Choice (4) Response

a.

27

b.

15

c.

63

d.

12

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