# IMO Level 1- Mathematics Olympiad (SOF) Class 10: Questions 386 - 393 of 968

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## Question number: 386

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MCQ▾

### Question

The mean of is ________

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 387

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### Question

is three vertices of the parallelogram ABCD. The coordinates of fourth vertex is ________

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Choice (4)Response

a.

b.

c.

d.

## Question number: 388

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MCQ▾

### Question

If occur with frequencies respectively, then the arithmetic mean is ________

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Choice (4)Response

a.

5.5

b.

6.5

c.

3.5

d.

4.4

## Question number: 389

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MCQ▾

### Question

The coordinates of the centre of a circle passing through is ________

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Choice (4)Response

a.

b.

c.

d.

## Question number: 390

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### Question

Orthocenter of the triangle formed by the lines and is ________

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Choice (4)Response

a.

b.

c.

d.

## Question number: 391

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MCQ▾

### Question

A bag contains 6 Red, 9 Blue and 5 Black marbles. If a marble is drawn at random from the bag, the probability that the marble drawn is red or Blue, is ________

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Choice (4)Response

a.

b.

c.

d.

## Question number: 392

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MCQ▾

### Question

In the adjacent figure, BA and BC are produced to meet CD and AD produced in E and F. then is ________ Figure BA and BC Are Produced to Meet CD & AD Produced in E & F

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 393

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MCQ▾

### Question

One card is drawn from a well-shuffled deck of 52 cards the probability of drawing an ace is ________

### Choices

Choice (4)Response

a.

b.

c.

d.

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