Shireen has Rs 89 and wants to buy some rings.If one ring costs Rs 9, about how many rings can she buy?

Isha has Rs 1000 with her.She wants to buy petrol.If one litre of petrol costs Rs 47, how many litres can she buy?

In how many ways can 6 boys form a ring ?

A shopkeeper has money to buy 45 watches when the cost of one watch is Rs427. If he wishes to buy watches which cost Rs122 more,how many watches can he buy with same money?

Five pens cost Rs 115. Howmany pens can you buy in Rs 20 7 ?

Raghu has enough money to buy 75 machines worth Rs. 200 each. How many machines can he buy if he gets a discount of Rs. 50 on each machine ?