Question

-7. Priya and her friends bought four 1 litre bottles of water on a hot day. If 650 ml of
water was left after they drank, how much was used up?
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Answer 1

Answer:

4000-650=3350 is the quantity of water they used

Answer 2

Step-by-step explanation:

water in bottle = 1 litre(1000ml)

water left = 650ml

water used = total water-water left = 1000ml-650ml = 350ml