A school wants to spend 13200 on mathematics text books for 120 students. a. What could be the cost of each book? If the school wants to buy 150 books, then how much money they need to spend more? b. The price of a textbook is increased by 22, how many books could be purchased for 7132007
Answers
Cost of 120 books = Rs 13200
Cost of 1 book = Rs 13200 = Rs 110
120
Cost of 150 books = Rs 110 × 150
= Rs 16500
Now increase in price = Rs 22
•°• Price of the book = Rs 110 + Rs 22
= Rs 132
Now ,
Total Price = Rs 7132007
Total Books = Rs 7132007
Rs 132
= 54030 books
A school wants to spend 13200 on mathematics text books for 120 students.
a. What could be the cost of each book?
If the school wants to buy 150 books, then how much money they need to spend more?
b. The price of a textbook is increased by 22, how many books could be purchased for 7132007
Cost of 120 books = Rs 13200
Cost of 1 book = Rs 13200 = Rs 110
120
Cost of 150 books = Rs 110 × 150
= Rs 16500
Now increase in price = Rs 22
•°• Price of the book = Rs 110 + Rs 22
= Rs 132
Now ,
Total Price = Rs 7132007
Total Books = Rs 7132007
Rs 132
= 54030 books