IMO Level 1- Mathematics Olympiad (SOF) Class 7: Questions 276 - 282 of 1022

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Question 276

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Appeared in Year: 2012

Question

MCQ▾

Jasmine and Sonia had 60 phone cards. Jasmine had thrice as many phone cards as Sonia. How many phone cards did jasmine have?

Choices

Choice (4)Response
a.30
b.45
c.20
d.15

Question 277

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Question

MCQ▾

If a, b, c are reals such that and, find the numerical values of a, b and c.

Choices

Choice (4)Response
a.2,3,
b.3, 4
c.2,
d.2,2,

Question 278

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Question

MCQ▾

Charmi and Chesti had 777 phone cards. Chesti had twice as many phone cards as Charmi. How many phone cards did Chesti have?

Choices

Choice (4)Response
a.258
b.259
c.459
d.358

Question 279

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Question

MCQ▾

Rahul and Chirag had 5184 phone cards. Rahul had seven times as many phone cards as Chirag. How many phone cards did Rahul have?

Choices

Choice (4)Response
a.458
b.269
c.858
d.648

Question 280

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Question

MCQ▾

What is the angle between the hands of clock at 4 o’clock?

Choices

Choice (4)Response
a.
b.150°
c.
d.

Question 281

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Question

MCQ▾

In the figure, AB is parallel to CF. DE is a straight line. Find.

Image of straight line DE and AB is parallel to CF

Image of Straight Line DE and AB is Parallel to CF

Loading image

Choices

Choice (4)Response
a.
b.
c.108°
d.

Question 282

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Question

MCQ▾

When and , then which is true?

Choices

Choice (4)Response
a. is divisible by 3
b. is divisible by 3
c. is divisible by 3
d. is divisible by 3