How many terms are there in 20, 25, 30......... 140
A.22
B.25
C.23
D.24
Answers
Answered by
0
and is .c if it help so plss tell me
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mahijigarg:
hii
Answered by
6
hey here is ur ans .....
given :-
a = 20
d = 5
an = a + ( n - 1 ) d
140 = 20 + ( n - 1) 5
140 - 20 = 5n - 5
5n = 120 + 5
n = 25
correct ans is option ( B)
hope it will help uh ...
nd plz mark as brainliest ...
given :-
a = 20
d = 5
an = a + ( n - 1 ) d
140 = 20 + ( n - 1) 5
140 - 20 = 5n - 5
5n = 120 + 5
n = 25
correct ans is option ( B)
hope it will help uh ...
nd plz mark as brainliest ...
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