Question

the cost 3 chocolates is RS 7 then find the cost of 9 chocolates??​

Answer 1

Answer:

cost if 3 Cho 7

find cost of 9 Cho = x

Step-by-step explanation:

then 3÷ 7 is == 7/3

cost of 1cho = 7/3

multiply 9 by 7/3

7/3×9

21 is answer

Answer 2

$\mathfrak{Answer}$

$\large\sf{Cost\: \:of \:\:3 \:\:chocolates \:\:= \:\: 9\:\: Rupees }$

$\large\sf{ Cost \:\:of\:\: 9\:\: chocolates \:\: =\:\: ?}$

$\large\sf{Let \:\:cost\:\: of\:\: 3\:\: chocolates \:\: =\:\: x}$

$\large\sf{ Cost \:\:of \:\:9\:\: chocolates \:\: = \:\:3x}$

$\large\sf{Put\:\:value \:\:of \:\:x\:\: as\:\: 7}$

$\large\sf{ Cost \:\:of\:\: 9\:\: chocolates \:\:=\:\: 3(7)}$

$\large\sf{ Cost \:\:of \:\:9\:\: chocolates \:\: = 21 \:\:Rupees }$

₹ 21 .........[Answer]