Question

"
A book costs? 400 and a pen set costs * 50. Find total amount to buy 30 books and 50 pen sets
​

Answer 1

Answer:

Rs.14500

Step-by-step explanation:

Cost for 30 books = 30 × 400

= 12000

Cost for 50 pen = 50 × 50

= 2500

Total cost = 12000 + 2500

= 14500

So the total cost is Rs.14500

Answer 2

Question:

A book costs ₹400 and a pen set costs ₹50. Find the total amount to buy 30 books and 50 pen sets.

Answer:

Given:

Cost of a book = ₹400

Cost of a pen set = ₹50

To find:

The total amount to buy 30 books and 50 pen sets.

Answer: ₹14500.

Solution:

Cost of 1 book = ₹400

Cost of 30 books = ₹400 × 30 = ₹12000

Cost of 1 pen set = ₹50

Cost of 50 pen sets = ₹50 × 50 = ₹2500

Total amount to buy 30 books and 50 pen sets = (Cost of 30 books) + (Cost of 50 pen sets)

===> Total amount = ₹12000+₹2500 = ₹14500.

Hence proved.......