# IMO Level 1- Mathematics Olympiad (SOF) Class 5: Questions 680 - 685 of 889

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## Question 680

### Question

MCQ▾

Mahi bought a computer for ₹ 39,945 from ₹ 55,000. She bought separate keyboard for ₹ 785 and mouse for ₹ 670. Then how much money remains in her purse?

### Choices

Choice (4)Response

a.

₹ 15,055

b.

₹ 17,500

c.

₹ 13,600

d.

₹ 14,270

## Question 681

Appeared in Year: 2014

### Question

MCQ▾

Latika takes 3 minutes 20 seconds to finish reading of one page of a storybook. If the book has 42 pages, how long will she take to finish reading it?

### Choices

Choice (4)Response

a.

134.4 minutes

b.

1 hour 24 minutes

c.

2 hours 20 minutes

d.

22 minutes 20 seconds

## Question 682

MCQ▾

### Choices

Choice (4)Response

a.

=

b.

Can՚t be determined

c.

>

d.

<

## Question 683

Appeared in Year: 2014

### Question

MCQ▾

The difference between the (sum of third multiple of 18 and the sixth multiple of 12) and sum of factors of 24 is ________.

### Choices

Choice (4)Response

a.

66

b.

126

c.

176

d.

186

## Question 684

### Question

MCQ▾

Rihanna took 36 minutes to complete her homework. She finished her homework at 12: 15 p. m. What time did she start doing her homework?

### Choices

Choice (4)Response

a.

11: 39 a. m.

b.

12: 51 a. m.

c.

11: 39 p. m.

d.

12: 51 p. m.

## Question 685

### Question

MCQ▾

Find the missing number, if a certain rule is followed in the given figures.

### Choices

Choice (4)Response

a.

28

b.

55

c.

15

d.

12