Arithmetic Progressions (IMO- Mathematics Olympiad (SOF) Class 10): Questions 62 - 68 of 84

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Question number: 62

» Arithmetic Progressions

MCQ▾

Question

If the term of an A. P. is and term is, then the sum of first terms is ________

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 63

» Arithmetic Progressions

MCQ▾

Question

If four numbers are in A. P. such that their sum is 20 and the greatest number is 2 times the least, then the numbers are ________

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 64

» Arithmetic Progressions

MCQ▾

Question

If , then is equal to ________

Choices

Choice (4) Response

a.

1323

b.

1353

c.

1553

d.

1243

Question number: 65

» Arithmetic Progressions

MCQ▾

Question

The sum of the first term and the fifth term of an ascending A. P. is 26 and the product of the second term by the fourth term is 160. Find the sum of the first seven terms of this A. P

Choices

Choice (4) Response

a.

112

b.

114

c.

116

d.

110

Question number: 66

» Arithmetic Progressions

MCQ▾

Question

In an A. P. , the sum of first n terms is, find its term

Choices

Choice (4) Response

a.

126

b.

175

c.

179

d.

178

Question number: 67

» Arithmetic Progressions

MCQ▾

Question

Find the sum of all the integers between 100 and 2000 which are divisible by 9

Choices

Choice (4) Response

a.

1,22,183

b.

2,12,193

c.

2,22,183

d.

2,32,183

Question number: 68

» Arithmetic Progressions

MCQ▾

Question

The value of is ________

Choices

Choice (4) Response

a.

b.

c.

d.

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