Sequence and Series Quiz-8

The unit Sequence and Series holds sheer significance in the JEE Advanced and other engineering exams. It has a weightage of 14% pairing with Circles. With focused practice good marks can be fetched from this section. These questions are important in achieving your success in JEE and Other Engineering Exams..

Q1.
•  A.P.
•  G.P.
•  H.P.
•  None of These
Solution

Q2.
•  log25
•  1-log52
•  log52
•  None of These
Solution
Q3.
•  10/39
•  10/21
•  10/23
•  None of These
Solution

Q4.
•  A.P.
•  G.P.
•  H.P.
•  None of These
Solution
Q5.
•   a=b+c
•   a=bc
•   b=ac
•   c=ab
Solution
Q6. The number of terms common between the series 1+2+4+8+⋯ to 100 terms and 1+4+7+10+⋯ to 100 terms is
•  6
•  4
• 5
•  None of These
Solution
Q7.
•  2tan a
•  1
•  2
•  sec2a
Solution
Q8. If ax3+bx2+cx+d is divisible by ax2+c, then a,b,c,d are in
•  A.P.
•  G.P.
•  H.P.
•  None of These
Solution
Q9. If the pth,qth, and rth terms of an A.P. are in G.P., then common ratio of the G.P. is
•  pr/q2
•  r/p
•  q+r/p+q
•  q-r/p-q
Solution
Q10.  The largest term common to the sequences 1, 11, 21, 31, … to 100 terms and 31, 36, 41, … to 100 terms is
•  381 .
•  471
•  281
• None of These
Solution

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