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If tr denotes the r^(th) term of an A...

If `t_r` denotes the `r^(th)` term of an A.P. and `t_1+ t_5 + t_10 + T_15 + t_20 + t_24` = 75 , then sum of its first 24 terms is :

A

400

B

600

C

300

D

900

Text Solution

Verified by Experts

The correct Answer is:
C
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