IMO Level 1- Mathematics Olympiad (SOF) Class 10: Questions 465 - 470 of 968

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Question number: 465

» Statistics & Probability

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MCQ▾

Question

A card is drawn from a packet of 100 cards numbered 50 to 150. The probability of drawing a number which is a square is ________

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 466

» Triangle, Circle & Constructions

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MCQ▾

Question

In rhombus ABCD, =________

Given the rhombus ABCD

Given the Rhombus ABCD

Given the rhombus ABCD and find the All sides square number

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 467

» Coordinate Geometry

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MCQ▾

Question

The area of a triangle is 5 square units, two of its vertices are . The third vertex lies on . What will be the third vertex?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 468

» Statistics & Probability

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MCQ▾

Question

The average temperatures of Tuesday, Wednesday and Thursday was . The average temperature of Wednesday, Thursday and Friday was . If the temperature on Tuesday was , then the temperature on Friday was ________.

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 469

» Statistics & Probability

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MCQ▾

Question

The algebraic sum of the deviations of a frequency distribution from its mean is ________

Choices

Choice (4) Response

a.

0

b.

A non-zero number

c.

Always positive

d.

Always negative

Question number: 470

» Statistics & Probability

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MCQ▾

Question

The mean of 10 observations is . if each observation is multiplied by 2, then what is the new mean?

Choices

Choice (4) Response

a.

15

b.

16

c.

17

d.

11