IMO Level 1- Mathematics Olympiad (SOF) Class 8: Questions 94 - 100 of 1042

Access detailed explanations (illustrated with images and videos) to 1042 questions. Access all new questions- tracking exam pattern and syllabus. View the complete topic-wise distribution of questions. Unlimited Access, Unlimited Time, on Unlimited Devices!

View Sample Explanation or View Features.

Rs. 450.00 -OR-

How to register? Already Subscribed?

Question 94

Edit

Question

MCQ▾

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 95

Edit

Question

MCQ▾

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 96

Edit

Question

MCQ▾

Solve for

Choices

Choice (4)Response
a.12
b.3
c.10
d.5

Question 97

Edit

Question

MCQ▾

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 98

Edit

Question

MCQ▾

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 99

Edit

Question

MCQ▾

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 100

Edit

Question

MCQ▾

The value of for which is_.

Choices

Choice (4)Response
a.7
b.
c.
d.6