Question

5 books cost $450.80. What is the cost of 7 books?

Answer 1

Answer:

multiplication

then u can find ans

Answer 2

$\huge{\underline{\overline {\mathfrak{\red {ANSWER}}}}}$

$\sf\green {\underline {\sf Given}}$

$\leadsto$Cost of 5 books = Rs 450.80

$\sf\orange {\underline {\sf To find}}$

$\leadsto$ Cost of 7 books= ??

$\sf\blue {\underline {\sf Now}}$

Cost of 1 book = $\frac {Rs450.80}{5}$

Cost of 1 book = Rs90.16

$\sf\pink {\underline{\sf So}}$

Cost of 7 books = Rs90.16 * 7

Cost of 7 books = Rs631.12