IMO Level 1- Mathematics Olympiad (SOF) Class 7: Questions 307 - 315 of 1022

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Question 307

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Question

MCQ▾

The value of is ________.

Choices

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

Question 308

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Question

MCQ▾

What is the value of at ?

Choices

Choice (4)Response
a.Discriminant
b.0
c.a
d.

Question 309

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Question

MCQ▾

The value of when and is ________.

Choices

Choice (4)Response
a.1380
b.1208
c.1108
d.1080

Question 310

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Question

MCQ▾

If , then the value of is ________.

Choices

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

Question 311

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Question

MCQ▾

If , then the value of .

Choices

Choice (4)Response
a.60
b.112
c.102
d.105

Question 312

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Question

MCQ▾

Salary of an officer increases every year by 20%. His salary in the year 2001 was Rs. 26640. What was his salary in 1999?

Choices

Choice (4)Response
a.Rs. 19,028
b.Rs. 19,528
c.Rs. 20,000
d.Rs. 18,500

Question 313

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Question

MCQ▾

The value of is ________.

Choices

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

Question 314

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Question

MCQ▾

In an election between two candidates, the candidate who gets 45 % of the votes polled is defeated by 7,500 votes. What is the number of votes polled by the winning candidates?

Choices

Choice (4)Response
a.31,250
b.41,250
c.75,000
d.35,000

Question 315

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Question

MCQ▾

P can do a piece of work in 9 days. Q is 50 % more efficient than P. The number of days it takes Q to do the same piece of work is ________.

Choices

Choice (4)Response
a.
b.3
c.
d.6