A man starts repaying a loan as a first instalment of Rs. 100. If he increases the instalment by Rs. 5 every month, what amount he will pay in the `30^(th)` instalment.

A man starts repaying a loan as first instalment of Rs. 1,000. If he increases the instalment by Rs. 150 every month, what amount will he pay in the 30^th instalment?

A man repays a loan of Rs. 3250 by paying Rs. 20 in the first month and then increases the payment by Rs. 15 every month. Find the number of months it takes to clear the loan?

A farmer buys a used tractor for Rs. 12,000. He pays Rs. 6000 cash and agrees to pay the balance in 12 annual instalments of Rs. 500 plus 12% interest on the unpaid amount. Write the annual instalments as an A.P

Shamshad Ali buys a Scooter for Rs. 22000. He pays Rs. 4000 cash and agrees to pay the balance in annual instalment of Rs. 1000 plus 10% interest on the unpaid amount. How much will the Scooter cost him?

A farmer buys a used tractor for Rs. 12,000. He pays Rs. 6000 cash and agrees to pay the balance in 12 annual instalments of Rs. 500 plus 12% interest on the unpaid amount How mush will the tracter cost the farmer?

Shamshad Ali buys a scooter for Rs. 22000. He pays Rs. 4000 cash and agrees to pay the balance in annual instalment of Rs. 1000 plus 10 % interest on the unpaid amount. How much will the scooter cost him?

The income of a person is Rs. 300000 in the first year and he receives an increase of Rs. 10000 to his income per year for the next 19 yéars. find the total amount, he received in 20 years.

A man deposited Rs. 10000 in a bank at the rate of 5 % simple interest annually. Find the amount in. 15^ th year since he deposited the amount and also calculate the total amount after 20 years.

If a young man rides his motor cycle at 25 k . p . h , he has to spend Rs. 2 per km on petrol, if he rides it at ạ faster speed of 40k.p.h. , the petrol cost increases to Rs. 5 per k m . He has Rs. 100 to spend on petrol and wishes to find what is the maximum distance, he can travel within the hour. Express this as a linear programming problem and then solve it.