First Year Mathematics Chapter 6 Online MCQ Test for 1st Year Mathematics Chapter 6 (Sequences and Series)

Two A.Ms. between 3 and 9 are:

• 3. 6 A
• 5, 7 B
• 6, 12 C
• 3, 9 D

A sequence is denoted by:

• 
  A
• {a_n} B
• a_n C
• a₁ + (n-1) d D

What is the next term in the sequence 10, 7, 4, 1...........?

• 2 A
• -2 B
• -3 C
• none of these D

A sequence of numbers whose reciprocal form an arithmetic sequence, is known as:

• arithmetic sequence A
• geometricsequence B
• harmonicsequence C
• none of these D

If a_n = (n + 1) a_n-1, a₁ = 1, second term of the sequence is:

• 3 A
• 1 B
• 2 C
• 4 D

A clock strikes once when its hour hand is at one, twice when it is at two, and so on. How many times does the clock strike in ten hours ?

• 55 A
• 78 B
• 66 C
• 46 D

What is called the arrangement of numbers formed according to some definite rule ?

• arithmetic sequence A
• geometricsequence B
• sequence C
• none of these D

Zero cannot be a term of:

• A.P and G.P A
• G.P and H.P B
• A.P and H.P C
• only H.P D

An infinite sequence has no:

• nth term A
• last term B
• sum C
• none D

What is the general term of the geometric sequence -1, 1, -1, 1 ....... ?

• (-1)ⁿ A
• (1)ⁿ B
• (-1)^n-1 C
• none of these D

Sequences are also called:

• Series A
• Progressions B
• Means C
• Convergence D

The reciprocal of the terms of A.P. form:

• A.P A
• G.P B
• H.P C
• none of these D

Sum of integral multiples of there between 4 and 22 is:

• 81 A
• 75 B
• 211 C
• none D

Sum of all odd numbers between 100 and 200 is:

• 6200 A
• 6500 B
• 3750 C
• 7500 D

Fifth term of the sequence 2, 6, 11, 17.

• 24 A
• 41 B
• 32 C

• A.P A
• G.P B
• H.P C
• none D

The series 3 + 33 + 333 + ...... is:

• A.P A
• G.P B
• H.P C
• none of these D

Domain of finite sequence is:

• set of natural numbers A
• subset of N B
• R C
• none D

Reciprocals of the terms of the geometric sequence form:

• A.P A
• G.P B
• H.P C
• none D

If there are six G.Ms between 3 and 284 then G₄ =

• 24 A
• 48 B
• 12 C
• 6 D