IMO- Mathematics Olympiad Class 9: Questions 32 - 39 of 919

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Question number: 32

» Number System

MCQ▾

Question

Solve for p if 81(9a)=65613a+2

Choices

Choice (4) Response

a.

511

b.

911

c.

711

d.

611

Question number: 33

» Number System

MCQ▾

Question

The value of x, if x+3+2x=5+x+8 is ________.

Choices

Choice (4) Response

a.

4

b.

1

c.

5

d.

2

Question number: 34

» Number System

MCQ▾

Question

What is the relation between 1511 and 1713 is ________.

Choices

Choice (4) Response

a.

1511=1713

b.

1511<1713

c.

1511>1713

d.

Cannot compare

Question number: 35

» Number System

MCQ▾

Question

3(3+1)+5(31)=________________

Choices

Choice (4) Response

a.

70

b.

70

c.

23+1

d.

43+1

Question number: 36

» Number System

MCQ▾

Question

If ‘a’ and ‘b’ are rational numbers and 2+323=3+b , then b = ________.

Choices

Choice (4) Response

a.

6

b.

8

c.

4

d.

7

Question number: 37

» Number System

MCQ▾

Question

If x=7+23 and xy=1 , then 1x2+1y2 is________.

Choices

Choice (4) Response

a.

122372

b.

108372

c.

128372

d.

220360

Question number: 38

» Number System

MCQ▾

Question

If x=52 , then x3+1x3= ________.

Choices

Choice (4) Response

a.

895200

b.

1895200

c.

18952

d.

1925200

Question number: 39

» Number System

MCQ▾

Question

The value of 12 of 5045 is ________.

Choices

Choice (4) Response

a.

25×5044

b.

5×2526

c.

509

d.

50×2544

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