Question

If 12 balls cost Rs. 216, what do 30 balls cost? ( A ) 580 ( B ) 532 ( C ) 520 ( D ) 540

Answer 1

Answer: option D) 540 balls

Step-by-step explanation:

Cost of 12 balls = Rs216

So

Cost of 1 ball = 216÷12 = 216/12 = 36/2

= Rs 18

So Cost of 30 balls = 30 × 18

= Rs 540