# IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 794 - 801 of 929

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## Question number: 794

Edit
MCQ▾

### Question

Value of R if is________.

### Choices

Choice (4) Response

a.

-88

b.

-64

c.

-84

d.

-190

## Question number: 795

Edit
MCQ▾

### Question

Kabir buys an article with discount on its marked price. He makes a profit of by selling it at Rs. 660. The marked price is ________

### Choices

Choice (4) Response

a.

Rs. 600

b.

Rs. 700

c.

Rs. 685

d.

Rs. 800

## Question number: 796

Edit
MCQ▾

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 797

Edit
MCQ▾

### Question

Two coins are tossed simultaneously. The probability of getting at two head is ________

### Choices

Choice (4) Response

a.

b.

c.

0

d.

## Question number: 798

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MCQ▾

### Question

In a class, the number of boys is more than the number of girls by of the total strength. The ratio of boys to girls is ________

### Choices

Choice (4) Response

a.

b.

c.

11: 14

d.

## Question number: 799

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MCQ▾

### Question

Suraj’s weight is 4 times more than the weight of Rahul. Their total weight is 110 kg. What is Rahul’s weight?

### Choices

Choice (4) Response

a.

52 kg

b.

42 kg

c.

92 kg

d.

22 kg

## Question number: 800

Edit
MCQ▾

If , then =

### Choices

Choice (4) Response

a.

2

b.

1

c.

3

d.

0

## Question number: 801

Edit
MCQ▾

### Question

The number of values of k for which the system of equations, has atleast one solution is ________.

### Choices

Choice (4) Response

a.

0

b.

3

c.

1

d.

2