IMO Level 1- Mathematics Olympiad (SOF) Class 10: Questions 346 - 351 of 968

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Question number: 346

» Statistics & Probability

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MCQ▾

Question

Two dices are thrown simultaneously. The probability of getting sum of atleast 11 is ________

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 347

» Coordinate Geometry

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MCQ▾

Question

What will be the area of the rhombus ?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 348

» Statistics & Probability

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MCQ▾

Question

The mean of 20 observations is . By error, one observation was noted as was misread as 42. Then the correct mean is ________

Choices

Choice (4) Response

a.

21.5

b.

28.3

c.

29.5

d.

26.5

Question number: 349

» Statistics & Probability

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MCQ▾

Question

A Motor maintains an average speed of 60 km/hr while going from P to Q and maintains an average speed of 90 km/hr while coming back from Q to P. the average speed of the motor is ________.

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 350

» Triangle, Circle & Constructions

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MCQ▾

Question

In the figure , then is ________

Given the figure triangle ABC is similar to Triangle DCB

Given the Figure Triangle ABC is Similar to Triangle DCB

Given the figure triangle ABC is similar to Triangle DCB in adjoining figure

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 351

» Coordinate Geometry

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MCQ▾

Question

In what ratio is the line segment joining the points is divided by Y-axis?

Choices

Choice (4) Response

a.

5: 3

b.

c.

3: 5

d.

3: 2