Question

the market price of big and small note books are Rs.10 and Rs.15 respectively. A student bought 5 dozen small and 10 dozen big note books at a total discount of 5%. find the total discount amount​

Answer 1

Cost of per small notebook=10

". ". ". big notebook=15

No. of dozens bought for small notebooks=

5 dozens=12*5=60

No. of dozens bought for big notebooks= 10 dozens=12*10=120

Total cost of small notebooks=600

Total cost of big notebooks=1800

Total cost of both kind of notebook = 2400

Discount=5%

Discounted price =100-5=95%

=95/100 *2400

=2280