Question

Ananya bought 2 exercise book for Rs. 14 , fine how much she will pay for 7 such books.​

Answer 1

Answer:

Cost of 2 books bought by ananya= rs.14

cost of 1 book = 14 / 2 = rs. 7

cost of 7 books = 7 * 7 = rs. 49

ANSWER = Rs. 49

Answer 2

Answer:

She has to pay 49rs

Step-by-step explanation:

$let \: the \: cost \: of \: each \: book \: be \: x \\ she \: brought \: 2books \: = 14 \\ 2x = 14 \\ x = \frac{14}{2} \\ \\ x = 7 \\ cost \: of \: each \: book \: is \: 7rs \\ cost \: of \: 7 \: books \: = 7x \\ = 7 \times 7 = 49 \\ she \: has \: to \: pay \: 49rs \: for \: 7 \: books$