IMO- Mathematics Olympiad (SOF) Class 6: Questions 193 - 199 of 1049

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Question number: 193

» Playing With Numbers

MCQ▾

Question

Prime factorization of 1975 is

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 194

» Playing With Numbers

MCQ▾

Question

The smallest number which when divided by 20,25,35 and 40 and leaves a remainder of 14,19,29 and 34 respectively is

Choices

Choice (4) Response

a.

1406

b.

1404

c.

1664

d.

1394

Question number: 195

» Number Systems

MCQ▾

Question

Multiplying a negative integer for even number of times gives a ________ result.

Choices

Choice (4) Response

a.

0

b.

Negative

c.

Positive

d.

None of the above

Question number: 196

» Playing With Numbers

MCQ▾

Question

The number 9,675,630 is divisible by

Choices

Choice (4) Response

a.

5 & 9

b.

9

c.

5

d.

All of the above

Question number: 197

» Number Systems

MCQ▾

Question

Sigma’s monthly salary is Rs. 22000. She spends Rs. 2000 for her beauty treatments, Rs. 1500 for purchasing clothes, Rs. 1250 for purchasing groceries and kitchen expenses, etc. , Rs. 3500 for jewelries and pays a rent of Rs. 5000 in a particular month. She also earns other Rs. 5000 by tuitions. How much does she save in this month?

Choices

Choice (4) Response

a.

Rs. 13750

b.

Rs. 15750

c.

Rs. 12945

d.

Rs. 13550

Question number: 198

» Number Systems

MCQ▾

Question

Which one is correct?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 199

» Playing With Numbers

MCQ▾

Question

Find the greatest number which will divide the greatest 4-digit number and the greatest 5-digit number exactly.

Choices

Choice (4) Response

a.

9

b.

8

c.

7

d.

3

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