IMO Level 1- Mathematics Olympiad (SOF) Class 8: Questions 827 - 830 of 1042

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Question 827

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Question

MCQ▾

A ladder is leaning against a house. The distance between the bases of the ladder to the house is 3 feet. The length of the ladder is 10 feet. In feet, how far above the ground does the ladder touch the house?

Choices

Choice (4)Response
a.10 feet
b.9 feet
c.9.5 feet
d.Question does not provide sufficient data or is vague

Question 828

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Question

MCQ▾

If a building casts a 20 feet shadow and a flagpole casts a 7 feet shadow and the flagpole is 12 feet tall, how high is the building?

Choices

Choice (4)Response
a.31 feet
b.33 feet
c.34.2 feet
d.35 feet

Question 829

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Appeared in Year: 2012

Question

MCQ▾

In the morning batch at a school we have observed that when five students took seat on each bench, 4 students remained unseated. But when eleven students took seat per bench, 4 benches remained vacant. The number of students in the morning batch were?

Choices

Choice (4)Response
a.26
b.44
c.55
d.48

Question 830

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Question

MCQ▾

A third of Viral’s marks in mathematics exceeds a half of his marks in English by 30. If he got 240 marks in the two subjects together, how many marks he get in English?

Choices

Choice (4)Response
a.60
b.50
c.40
d.100