IMO Level 1- Mathematics Olympiad (SOF) Class 10: Questions 606 - 611 of 1025

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Question 606

Question MCQ▾

Find the sum of all three-digit natural numbers, which on being divided by 5, leaves remainder equal to 4.

Choices

Choice (4)Response

a.

57,270

b.

99,270

c.

49,680

d.

96,780

Edit

Question 607

Question MCQ▾

The sum of the first terms of the arithmetic progression is equal to half the sum of the next terms of the same progression. Find the ratio of the sum of the first terms of the progression to the sum of its first terms

Choices

Choice (4)Response

a.

5

b.

6

c.

8

d.

7

Edit

Question 608

Question MCQ▾

Between the numbers 5 and 50,18 means are inserted, then their sum is ________

Choices

Choice (4)Response

a.

695

b.

795

c.

895

d.

495

Edit

Question 609

Question MCQ▾

If the term of an A. P are P, Q, R respectively, then equals ________

Choices

Choice (4)Response

a.

1

b.

c.

d.

0

Edit

Question 610

Question MCQ▾

The sum of all terms of the arithmetic progression having ten terms except for the first term, is 144, and except for the eight term, 70. Find the second term of the progression if the sum of the first and the seventh terms is equal to 20.

Choices

Choice (4)Response

a.

18

b.

16

c.

13

d.

19

Edit

Question 611

Question MCQ▾

In a given A. P, if the term is and term is , then its term is ________

Choices

Choice (4)Response

a.

b.

c.

d.

Edit