IMO Level 1- Mathematics Olympiad (SOF) Class 7: Questions 378 - 386 of 1022

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Question 378

Question

MCQ▾

If , then will be ________.

Choices

Choice (4)Response

a.

1.25

b.

6.25

c.

2.25

d.

1.5

Question 379

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)
  • (iv)
  • (i)
  • (iii)

b.

  • (ii)
  • (i)
  • (iv)
  • (iii)

c.

  • (iv)
  • (i)
  • (ii)
  • (iii)

d.

  • (ii)
  • (iii)
  • (iv)
  • (i)

Question 380

Question

MCQ▾

The product of is ________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question 381

Question

MCQ▾

Addition of is________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question 382

Question

MCQ▾

When a number is reduced by 4, it becomes 80 % of itself. Find the number.

Choices

Choice (4)Response

a.

20

b.

50

c.

40

d.

30

Question 383

Question

MCQ▾

A man purchased a bag of tea containing 30 kg for ₹ 345. He sold it at the rate of ₹ 13.75 per kg. Then the profit or loss in % is ________.

Choices

Choice (4)Response

a.

19.57 % loss

b.

21.13 % gain

c.

19.57 % gain

d.

21.13 % loss

Question 384

Question

MCQ▾

Addition of is________.

Choices

Choice (4)Response

a.

b.

c.

d.

Question 385

Question

MCQ▾

By what number should be divided so that the quotient is ?

Choices

Choice (4)Response

a.

3

b.

c.

d.

2

Question 386

Question

MCQ▾

If , then will be ________.

Choices

Choice (4)Response

a.

0.125

b.

0.0625

c.

0.25

d.

1