IMO Level 1- Mathematics Olympiad (SOF) Class 6: Questions 140 - 147 of 1059

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Question 140

Question

MCQ▾

The number 6,43, 590 is divisible by

Choices

Choice (4)Response

a.

6

b.

3

c.

2

d.

All a., b. and c. are correct

Question 141

Question

MCQ▾

Number of prime numbers from 20 to 70 are

Choices

Choice (4)Response

a.

9

b.

13

c.

11

d.

16

Question 142

Question

MCQ▾

The two numbers nearest to 2000 which are exactly divisible by each of 2,3, 4,5 and 6 is

Choices

Choice (4)Response

a.

1860,2220

b.

1969,2220

c.

1940,2220

d.

1970,2220

Question 143

Question

MCQ▾

Product of two integer is If one of the integers is , then the other is

Choices

Choice (4)Response

a.

12

b.

6

c.

d.

Question 144

Question

MCQ▾

There are 378 Mangoes in a basket. A girl takes out 7 Mango from it and replaces them by 15 orange. She continues to do so, till all Mangoes are replaced by Orange. Find the number of orange put in the basket?

Choices

Choice (4)Response

a.

480

b.

850

c.

460

d.

810

Question 145

Question

MCQ▾

Which of the following is not a perfect cube?

Choices

Choice (4)Response

a.

216

b.

512

c.

342

d.

27

Question 146

Question

MCQ▾

The numbers which are multiplies of 2 are called________.

Choices

Choice (4)Response

a.

Odd

b.

Composite

c.

Prime

d.

Even

Question 147

Question

MCQ▾

The smallest value of ‘⊕’ in the number 156 ⊕ 0 so that it is divisible by 10 is:

Choices

Choice (4)Response

a.

2

b.

1

c.

0

d.

All a., b. and c. are correct