Question

cost of 6 books ₹54 find the cost of 1 book​

Answer 1

Cost of 6 books: ₹54
Cost of 1 book= 54/6
Hence the cost of 1 book is= ₹9


Hope it helps!

Answer 2

$\rm \rightarrowtail \: Cost_{(6 Books)}=₹54$

$\rm \rightarrowtail \: Cost_{(1 Books)}= \dfrac{54}{6}$

$\rm \rightarrowtail \: Cost_{(1 Books)}= \cancel\dfrac{54}{6}$

$\rightarrowtail \frak{ \pink {Cost_{(1 Books)}=₹9}}$