Question

The price of ticket of a cinema hall is increased in the ratio 7 : 13. Find the increase in the price, if the increased price is Rs. 390

• A. Rs. 210
• B. Rs. 180
• C. Rs. 200
• D. Rs. 150

Answer 1

Answer:

B. Rs. 180

old price = 7x increased price = 13x increase in price = 13x - 7x = 6x 13x = 390 ⇒ x = 390/13 = 30 6x = 6 × 30 = Rs. 180