IMO Level 1- Mathematics Olympiad (SOF) Class 7: Questions 449 - 458 of 1022

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Question 449

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Question

MCQ▾

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.

Question 450

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Question

MCQ▾

Which of the following numbers is in the scientific notation?

Choices

Choice (4)Response
a.
b.
c.
d.

Question 451

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Question

MCQ▾

By what number should be divided so that the quotient is ?

Choices

Choice (4)Response
a.4
b.
c.
d.3

Question 452

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Question

MCQ▾

If , then x =

Choices

Choice (4)Response
a.10
b.11
c.13
d.12

Question 453

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Question

MCQ▾

Choices

Choice (4)Response
a.
b.
c.1
d.2

Question 454

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Question

MCQ▾

The value of is ________.

Choices

Choice (4)Response
a.5
b.25
c.
d.125

Question 455

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Question

MCQ▾

The value is ________.

Choices

Choice (4)Response
a.1
b.0
c.2
d.- 1

Question 456

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Question

MCQ▾

The value is ________.

Choices

Choice (4)Response
a.1
b.
c.- 2
d.

Question 457

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Question

MCQ▾

Monika answered of the questions on her quiz correctly. What percent of the questions did she answer correctly?

Choices

Choice (4)Response
a.25%
b.50%
c.75%
d.34%

Question 458

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Question

MCQ▾

Komal has certain amount in his account. She gives three-fifth of this to her brother and one half of the remaining to her sister. The amount left with her now is ________.

Choices

Choice (4)Response
a. of the original
b. of the original
c. of the original
d. of the original