Question

what is the cost of 9 what is the cost of 9 bananas if the cost of dozen bananas is 20 rupees ​

Answer 1

Answer:

15.03 rupees approx

Step-by-step explanation:

1 dozen is 12 bananas

12 bananas = 20 rupees

1 banana = ?

therefore, 1 banana= 20/12= 1.67 approx

similarly

for 9 bananas = 9 * 1.67= 15.03

Answer 2

the cost of dozen bananas ( 12 ) = 20

the cost of 01 bananas ( 01 ) =?

12 = 20

1 = ?

cross multiply

20 / 12 = 1.6666666667

cost of 1 banana = 1.6666666667

cost of 1 banana = 1.6666666667

cost of 9 bananas =?

cross multiply

1 = 1.6666666667

9 =?

9 × 1.666666667 =

the cost of 9 bananas =15.0000000003