# IMO- Mathematics Olympiad Class 9: Questions 721 - 726 of 919

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## Question number: 721

Statement-Conclusion▾

### Statement

1. All microprocessors are computers

2. All computers are modems

### Conclusions

1. 1. All microprocessors are modems

2. 2. All modems are microprocessors

### Choices

Choice (4) Response

a.

None of the conclusions follow.

b.

All of the conclusions follow.

c.

Only conclusion Ⅱ can follow.

d.

Only conclusion Ⅰ can follow.

## Question number: 722

MCQ▾

### Question

In a class of 35 students, Hardik is placed 7th from the bottom whereas Ravi is placed 9th from the top. Ankur is placed exactly in between the two. What is Hardik’s position from Ankur?

### Choices

Choice (4) Response

a.

10th

b.

8th

c.

12th

d.

4th

## Question number: 723

MCQ▾

### Question

A man rows downstream 40 km and upstream 20 km, taking 10 hours each time. The velocity of current is ________

### Choices

Choice (4) Response

a.

1 km/hr

b.

3 km/hr

c.

2 km/hr

d.

5 km/hr

## Question number: 724

MCQ▾

The graph of is

### Choices

Choice (4) Response

a.

II

b.

III

c.

IV

d.

I

## Question number: 725

MCQ▾

### Question

Which equation satisfies the data in the table?

 X -1 0 1 2 Y -3 -1 1 3

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 726

MCQ▾

### Question

If the first three letters of the word ‘P R E P A R A T I O N’ are reversed, then last three letters are added and then the remaining letters are reversed and added, then which letter will be exactly in the middle?

### Choices

Choice (4) Response

a.

N

b.

T

c.

R

d.

E

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