Algebra (IMO- Mathematics Olympiad Class 6): Questions 63 - 70 of 81

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Question number: 63

» Algebra

MCQ▾

Question

The method of finding solution by trying out various values for the variable is called

Choices

Choice (4) Response

a.

Trial and error method

b.

Error method

c.

Checking method

d.

Testing method

Question number: 64

» Algebra

MCQ▾

Question

Value of y in 86y3=12 is ________.

Choices

Choice (4) Response

a.

+ 32

b.

- 16

c.

+ 16

d.

- 32

Question number: 65

» Algebra

MCQ▾

Question

If third half of a number is 36, then the number is

Choices

Choice (4) Response

a.

12

b.

2

c.

6

d.

24

Question number: 66

» Algebra

MCQ▾

Question

5x[4y{7x(3z2y)+4z3(x+3y2z)}] =

Choices

Choice (4) Response

a.

9x+11y

b.

9x+7z

c.

9x11y+7z

d.

9x11y

Question number: 67

» Algebra

MCQ▾

Question

In 52a325=2110 the value of a is

Choices

Choice (4) Response

a.

315

b.

0

c.

- 511

d.

115

Question number: 68

» Algebra

MCQ▾

Question

Simplify: 5a[2b{2a(3b4c)4c+3(a+3bc)}] .

Choices

Choice (4) Response

a.

5c6b

b.

5c+6b

c.

5c+6b

d.

5c6b

Question number: 69

» Algebra

MCQ▾

Question

I had Rs. 600 with me. I gave Rs. 3x to Nisha, Rs. 2x3 to Disha and I am left with Rs. x3 . The amount I gave to Nisha is

Choices

Choice (4) Response

a.

Rs. 480

b.

Rs. 530

c.

Rs. 450

d.

Rs. 540

Question number: 70

» Algebra

MCQ▾

Question

An algebraic expression 11y can be written in statement as

Choices

Choice (4) Response

a.

11 less than y

b.

y divided by 11

c.

y more than 11

d.

y less than 11

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