Question

please say me with process ​

Answer 1

Answer:

12. The cost of 5 Ltr of milk is Rs 227.50

Cost of 1 Ltr = 227.50/5 = 45.50

• (a) Cost of 3 Ltr = 45.50*3 = 136.50
• (b) in Rs 364 the milk can be buy = 364/45.50 = 8 Ltr

13. Plane covers 4800 km in 8 hour.

Speed = 4800/8 = 600 km/hr

• So 1800 km can be covered with the same speed in 1800/600 = 3 hour.