Question

If 15 oranges cost Rs.45, what is the cost of 81 oranges?

Answer 1

Answer 243

Step by step explanation

first you have to find out the cost of 1 orange

so 45÷15 = 3

the cost of 1 orange is 3 rupees

number of orange = 81

then cost of one orange = 3

81 ×3 =243

and the cost of 81 orange is 243 rupees