IMO Level 1- Mathematics Olympiad (SOF) Class 8: Questions 94 - 100 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: 94

» Linear Equations in One Variable

Edit
MCQ▾

Question

Shyam has Rs. 20 in the form of fifty paise and twenty five paise coins. He has thrice as many twenty five paise coins as he has fifty paise coins. The number of coins of each kind are_.

Choices

Choice (4) Response

a.

30 and 60

b.

16 and 32

c.

20 and 50

d.

10 and 30

Question number: 95

» Linear Equations in One Variable

Edit
MCQ▾

Question

The denominator of a rational number is greater than its numerator by 5. If 2 is subtracted from the numerator and 3 is added to its denominator, the new number becomes . The original number is_.

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 96

» Linear Equations in One Variable

Edit
MCQ▾

Question

Solve for

Choices

Choice (4) Response

a.

12

b.

3

c.

10

d.

5

Question number: 97

» Linear Equations in One Variable

Edit
MCQ▾

Question

The difference of two numbers a and b is 10 and difference of their cubes is 10. Then find the numbers b.

Choices

Choice (4) Response

a.

i

b.

i

c.

i

d.

i

Question number: 98

» Linear Equations in One Variable

Edit
MCQ▾

Question

A number consists of two digits whose sum is 9. If 63 is subtracted to the number, the digits are interchanged. The number is_.

Choices

Choice (4) Response

a.

18

b.

81

c.

88

d.

82

Question number: 99

» Linear Equations in One Variable

Edit
MCQ▾

Question

A number consists of two digits whose sum is 5. If 9 is added to the number, the digits are interchanged. The number is_.

Choices

Choice (4) Response

a.

23

b.

32

c.

88

d.

31

Question number: 100

» Linear Equations in One Variable

Edit
MCQ▾

Question

The value of for which is_.

Choices

Choice (4) Response

a.

7

b.

c.

d.

6