(3) A photograph is 3 cm wide and 5 cm long. If the photograph is enlarged so that the long side is 15 cm , how wide will the photograph be?
If 12 chocolate bars cost \( ? 180 \), what would be the cost of 30 chocolate bars?
8 The sales tax on a new car is proportional to the price of the car. Jeevan bought a new car for ? \( 9,00,000 \) and paid \( ? 1,08,000 \). Seema bought a new car and paid a sales tax of \( ? 1,32,000 \). What is the price of the new