IMO Level 1- Mathematics Olympiad (SOF) Class 7: Questions 440 - 449 of 1022

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Question number: 440

» Exponents and Powers

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MCQ▾

Question

The value of is ________.

Choices

Choice (4) Response

a.

4

b.

16

c.

2

d.

32

Question number: 441

» Exponents and Powers

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MCQ▾

Question

If then n =?

Choices

Choice (4) Response

a.

6

b.

8

c.

2

d.

4

Question number: 442

» Comparing Quantities

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MCQ▾

Question

Salary of an employee increases every year by 15%. His salary in the year 2010 was Rs. 18000. What was his salary in 2008?

Choices

Choice (4) Response

a.

Rs. 14,225

b.

Rs. 13,500

c.

Rs. 11,500

d.

Rs. 13,610

Question number: 443

» Exponents and Powers

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MCQ▾

Question

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 444

» Exponents and Powers

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MCQ▾

Question

Choices

Choice (4) Response

a.

729

b.

c.

- 729

d.

Question number: 445

» Comparing Quantities

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MCQ▾

Question

0 mangoes are bought for Rs. 11 and 11 mangoes are sold for Rs. 10. The gain (or) loss percent is ________.

Choices

Choice (4) Response

a.

11 % loss

b.

21 % loss

c.

11 % gain

d.

21 % gain

Question number: 446

» Algebraic Expressions

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MCQ▾

Question

A factor of is ________.

Choices

Choice (4) Response

a.

b.

c.

3

d.

All a. , b. and c. are correct

Question number: 447

» Algebraic Expressions

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MCQ▾

Question

Subtract the sum of and from -4 is ________.

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 448

» Exponents and Powers

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MCQ▾

Question

If , then x is ________.

Choices

Choice (4) Response

a.

2

b.

1

c.

4

d.

3

Question number: 449

» Comparing Quantities

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MCQ▾

Question

A man sells two horses for Rs. 4000 each, neither losing nor gaining in the deal. If he sold one horse at a gain of 25%, the other horse is sold at a loss of ________.

Choices

Choice (4) Response

a.

47%

b.

c.

50%

d.