Question

Which term of the AP 17, 34, 51 ,.....is 171?
a) 10
b) 11
c) 9
d) none of these

Answer 1

Answer:

d) none of these as it increases as 17 by17 it will be at 170 in its tenth counting... it's a simple trick to find ap numbers without calculator..

answered from mind

Answer 2

Answer:

d) none of these

Term should be a whole number.

Hope this helps you