Sequence and Series-Relation Between AM and GM (BITSAT Mathematics): Questions 1 - 3 of 3

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Question number: 1

» Sequence and Series » Relation Between AM and GM

MCQ▾

Question

Let a,b,c are in G. P. of common ratio r,0<r<1 . If a,2b,3c from A. P. , then r equals –

Choices

Choice (4) Response

a.

12

b.

13

c.

23

d.

None of the above

Question number: 2

» Sequence and Series » Relation Between AM and GM

MCQ▾

Question

If a,b,c are in A. P. as well as in G. P. , then

Choices

Choice (4) Response

a.

a=b=c

b.

a=bc

c.

ab=c

d.

abc

Question number: 3

» Sequence and Series » Relation Between AM and GM

MCQ▾

Question

The G. M of the numbers 3, 32,33,,3n is –

Choices

Choice (4) Response

a.

3n2

b.

3(n1)2

c.

3n+12

d.

32n

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