Question

if the saving of two friends A and B are in A.P. as x,x+1,x+2,...........and x,x+2,x+y,.........resp. Explain who saves more in one month.

Answer 1

Answer:

Step-by-step explanation:

A savings in a month is equal to

30x+(1+2+3+.........+29)

=30x+29/2(1+29)=30x+435

B savings in a month is equal to

=30x+(2+4+6+..........+58)

=30x+29/2(60)=30x+870