Question

If the cost of 240 books is 1200 rupees then the cost of 800 books is ?

Answer 1

Answer:

4000/-

Step-by-step explanation:

Cost of 240 books = 1200 /-

cost of  one book = 1200 / 240 =5 /-

Cost of 800 books = 800 ×5 = 4,000/-

Answer 2

Answer:

$1 \: \: book \: \: is \: \: = \frac{1200}{240} = 5 \\ \\ 800 \: \: book \: \: is \: \: = 800 \times 5 = 4000$