IMO- Mathematics Olympiad (SOF) Class 8: Questions 852 - 856 of 1029

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Question number: 852

» Everyday Mathematics

MCQ▾

Question

The age of Mohit and Teena are in ratio 3: 7. After 11 years, their age will be in ratio 5: 7. The age of Teena and Mohit is________.

Choices

Choice (4) Response

a.

11 years, 4.7 years

b.

11 years, 5 years

c.

10 years, 3 years

d.

Question does not provide sufficient data or is vague

Question number: 853

» Everyday Mathematics

MCQ▾

Question

The average age of 2 girls is 12 years and their ages are in proportion 3: 5, the age of youngest girl is________.

Choices

Choice (4) Response

a.

9 years

b.

5 years

c.

10 years

d.

4 years

Question number: 854

» Everyday Mathematics

Appeared in Year: 2012

MCQ▾

Question

Mr. Gupta drives at a speed of 60 km/hr for 6 hours from Chandigarh to Delhi. Mr. Verma drives his car at an average speed of 45 km/hr for the same journey. How much time does Mr. Verma take to complete the journey?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 855

» Everyday Mathematics

MCQ▾

Question

Reena goes to a shop to buy a saree costing Rs. 500 including sales tax of 5%. He asks the shopkeeper to reduce the price of the watch so that he can save an amount equal to the sales tax. The reduction in the price of the saree is________.

Choices

Choice (4) Response

a.

Rs 25

b.

Rs 12

c.

Rs 20

d.

None of the above

Question number: 856

» Everyday Mathematics

MCQ▾

Question

A 20 m pole casts a 5 m shadow. If, at the same time of day, a building casts a shadow of 20 m, how high is the building?

Choices

Choice (4) Response

a.

20 m

b.

50 m

c.

80 m

d.

60 m

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