IMO Level 1- Mathematics Olympiad (SOF) Class 7: Questions 320 - 330 of 1022

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Question 320

Question

MCQ▾

The value of x in is ________.

Choices

Choice (4)Response

a.

0

b.

- 1

c.

1

d.

2

Question 321

Question

Match List-Ⅰ List-Ⅱ▾

Match the reciprocal of each of the following in exponential form.

List-ⅠList-Ⅱ
(A)

(i)

(B)

(ii)

(C)

(iii)

(D)

(iv)

Choices

Choice (4)Response
  • (A)
  • (B)
  • (C)
  • (D)

a.

  • (ii)
  • (i)
  • (iv)
  • (iii)

b.

  • (i)
  • (iv)
  • (iii)
  • (ii)

c.

  • (ii)
  • (iii)
  • (iv)
  • (i)

d.

  • (iii)
  • (ii)
  • (iv)
  • (i)

Question 322

Question

MCQ▾

The value of is ________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question 323

Question

MCQ▾

Simplify .

Choices

Choice (4)Response

a.

b.

c.

d.

Question 324

Question

MCQ▾

If , then the value of is ________.

Choices

Choice (4)Response

a.

11

b.

c.

10

d.

Question 325

Question

MCQ▾

The CP of 30 books is equal to the SP of 25 books. The gain % is ________.

Choices

Choice (4)Response

a.

30 %

b.

25 %

c.

50 %

d.

20 %

Question 326

Question

MCQ▾

The value of 20 coins of 25 p and 50 p is ₹ 7.50. The number of 25 p coins is ________.

Choices

Choice (4)Response

a.

8

b.

10

c.

5

d.

12

Question 327

Question

MCQ▾

The value of is ________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question 328

Question

MCQ▾

If , then will be ________.

Choices

Choice (4)Response

a.

0.78

b.

0.1521

c.

1

d.

0.39

Question 329

Question

MCQ▾

The value of is ________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question 330

Question

MCQ▾

The algebraic expression which is obtained on addition of following algebraic expression is ________.

Choices

Choice (4)Response

a.

b.

0

c.

d.