Sequence and Series Quiz-9

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. The number of terms of an A.P. is even; the sum of the odd terms is 24, and of the even terms is 30, and the last term exceeds the first by 10/2, then the number of terms in the series is
•  8
•  4
•  6
•  10
Solution

Q2.
•  log212
•  14
•  16
•  None of These
Solution
Q3.
•  2001
•  -2001
•  0
•  None of These
Solution

Q4. The rational number which equals the number 2.¯357 with recurring decimal is
•  2355/1001
•  2379/997
•  2355/999
•  None of These
Solution
Q5. If a,b, and c are in G.P. and x,y, respectively, be arithmetric means between a,b and b,c, then the value of a/x+c/y is
•   1
•   2
•   1/2
•   None of these
Solution
Q6. If the sum of the first 2n terms of the A.P. 2, 5, 8, …, is equal to the sum of the first n terms of A.P. 57, 59, 61, …, then n equals
•  10
•  12
• 11
•  13
Solution
Q7.
•  xyz
•  0
•  1
•  None of These
Solution
Q8. In an A.P. of which a is the first term, if the sum of the first p terms is zero, then the sum of the next q terms is
•
•
•
•  None of These
Solution
Q9. If three positive real numbers a,b,c are in A.P., such that abc=4, then the minimum value of b is
•  21/3
•  22/3
•  21/2
•  23/2
Solution
Q10.  The sum of the series a-(a+d)+(a+2d)-(a+3d)+⋯ up to (2n+1) terms is
•  -nd .
•  a+2nd
•  a+nd
• 2nd
Solution

Written by: AUTHORNAME

AUTHORDESCRIPTION

Want to know more

Please fill in the details below:

Latest NEET Articles\$type=three\$c=3\$author=hide\$comment=hide\$rm=hide\$date=hide\$snippet=hide

Name

ltr
item
BEST NEET COACHING CENTER | BEST IIT JEE COACHING INSTITUTE | BEST NEET & IIT JEE COACHING: Sequence and Series-Quiz-9
Sequence and Series-Quiz-9