73.
17, 22, 27, 32, ........... इस श्रृंखला में 20वां पद यह होगा :
(A) 107
(B) 117
(C) 115
(D) 112
Answers
Answered by
1
Answer:
115
Step-by-step explanation:
not sure about answer
Answered by
1
Answer:
a=17 ,
d=a2-a1,
=22-17
=5
n=20
an=a+(n-1)d
a20=17+(20-1)5
=17+19×5
=17+95
=112
a20=112
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