Ria is an indian student who was admitted to a us university. her annual tuition is $42,000. she has to pay her tuition fees in us dollars. she needs to calculate how many indian rupees she will need to buy one dollar. the dollar to rupee exchange rate is 63.76 and rupee to dollar exchange rate is 0.015. how many indian rupees will ria need to buy one dollar?

Her annual tuition is 42,000 and she has to pay her tuition fees in us dollars.    She needs to buy one dollar.                                                                           1 dollar= 63.76 rupees                                                                                        1 rupees = 0.015                                                                                                                                                                                                               $42,000 (63.76 rupees/ 1 dollar) =2,677,920 rupees this is the amount she needed to pay her tution.                                                               
And there are 63.76 rupees to buy 1 dollar
  

Hope this will !