IMO Level 1- Mathematics Olympiad (SOF) Class 8: Questions 536 - 544 of 1040

Access detailed explanations (illustrated with images and videos) to 1040 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. Subscription can be renewed yearly absolutely FREE! View Sample Explanation or View Features.

Rs. 450.00 or

How to register?

Question number: 536

» Exponents and Powers

Edit
MCQ▾

Question

If , then is________.

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 537

» Direct and Inverse Proportions

Edit
MCQ▾

Question

The weight of a 11 m long iron rod is 15 kg. The weight of 5 m long of such rod will be________.

Choices

Choice (4) Response

a.

8.5 kg

b.

8 kg

c.

6.5 kg

d.

6.8 kg

Question number: 538

» Direct and Inverse Proportions

Edit
MCQ▾

Question

The ratio of boys and girls in a school of 650 students is . How many boys should be admitted to make ratio ?

Choices

Choice (4) Response

a.

130

b.

140

c.

150

d.

120

Question number: 539

» Exponents and Powers

Edit
MCQ▾

Question

The value of

Choices

Choice (4) Response

a.

6

b.

7

c.

1

d.

5

Question number: 540

» Exponents and Powers

Edit
MCQ▾

Question

The value of is ________.

Choices

Choice (4) Response

a.

400

b.

800

c.

200

d.

100

Question number: 541

» Direct and Inverse Proportions

Edit
MCQ▾

Question

The ratio which bears to is________.

Choices

Choice (4) Response

a.

1.65

b.

1.50

c.

1.78

d.

1.68

Question number: 542

» Direct and Inverse Proportions

Edit
MCQ▾

Question

If and , then the value of is ________.

Choices

Choice (4) Response

a.

8

b.

9

c.

10

d.

6

Question number: 543

» Direct and Inverse Proportions

Edit
MCQ▾

Question

A sum of money is sufficient to pay wages for 25 days and wages for 25 days. The same money is sufficient to pay the wages of both for ________.

Choices

Choice (4) Response

a.

12 days

b.

11 days

c.

days

d.

10 days

Question number: 544

» Direct and Inverse Proportions

Edit
MCQ▾

Question

A bag contains 25 paise, 10 paise and 5 paise coins in the ratio 1: 4: 5. If their total value is Rs. 90, the number of 10 paise coins is ________.

Choices

Choice (4) Response

a.

600

b.

500

c.

800

d.

400