IMO- Mathematics Olympiad (SOF) Class 10: Questions 467 - 472 of 958

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Question number: 467

» Coordinate Geometry

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

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

MCQ▾

Question

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

Choices

Choice (4) Response

a.

A non-zero number

b.

Always negative

c.

Always positive

d.

0

Question number: 470

» Statistics & Probability

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.

16

b.

15

c.

11

d.

17

Question number: 471

» Coordinate Geometry

MCQ▾

Question

The distance between the points is ________

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 472

» Coordinate Geometry

MCQ▾

Question

If are the midpoints of the sides of, the area of the triangle is ________

Choices

Choice (4) Response

a.

55 sq. units

b.

35 sq. units

c.

29 sq. units

d.

44 sq. units

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