Airplane में Water Bottle नहीं ले जा सकते ? ? | #shorts

The ratio of the quantity of water in Bottle P to the quantity of water in Bottle Q is 3:4. Rajeev drank 40 ml of the water from Bottle P and the ratio then became 13:20. How much water was there in Bottle P at first?

निम्न में से मुहावरा नहीं है:

When hot water is placed into an empty water bottle, the bottle keeps its shape and does not soften. What type of plastic is the water bottle made from?

In hot water bottles, water is used because

A bottle is full of dettol .One third if it , is taken out and then equal amount of water is poured into the bottle to fill it .This operation is done four times .Find the final ratio of dettol and water in the bottle .

If the selling price of 16 water bottles is equal to the cost price of 17 water bottles. Find gain per cent percent earned by the dealer.