1.

A man stasts repaying a loan as first instalment of Rs,100 if he increases the instslment by rs 5 every month what amount he will pay in the 30th instalment ? ​

Answer»

-STEP EXPLANATION:a, a+d, a+2d.....a=100d=5n=30An=a+(n-1)d =100+(30-1)5 =100+29×5 =100+145 =245



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