# IMO- Mathematics Olympiad Class 7: Questions 316 - 321 of 1012

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## Question number: 316

MCQ▾

### Question

Square of is ________.

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 317

MCQ▾

### Question

Two numbers are 35 % and 25 % greater than a third number respectively. How much % is the second number greater than the first?

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 318

MCQ▾

### Question

Subtract the sum of and from -3 is ________.

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 319

MCQ▾

### Question

An object is dropped from a small plane flying at a height of 1000 cm above the ground. As the object falls, d, its distance above the ground after t seconds is given by the formula below

How far above the ground is the object, when it has fallen for 4 seconds?

### Choices

Choice (4) Response

a.

872 cm

b.

744 cm

c.

984 cm

d.

936 cm

## Question number: 320

MCQ▾

### Question

The value of x in is ________.

### Choices

Choice (4) Response

a.

1

b.

- 1

c.

0

d.

2

## Question number: 321

Match List-Ⅰ List-Ⅱ▾

### Question

Match the reciprocal of each of the following in exponential form.
 List-Ⅰ List-Ⅱ (A) Equation (i) Equation (B) Equation (ii) Equation (C) Equation (iii) Equation (D) Equation (iv) Equation

### Choices

Choice (4) Response
• (A)
• (B)
• (C)
• (D)

a.

• (ii)
• (i)
• (iv)
• (iii)

b.

• (iv)
• (iii)
• (ii)
• (i)

c.

• (i)
• (iv)
• (iii)
• (ii)

d.

• (iii)
• (i)
• (ii)
• (iv)

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