Question

wrote 21 instead of 12 and yet came with the
litres of milk and is full. The other two cans can hold 7 litres and 3
Es for 5 litres of milk. How would you give him the amount he ask? Ha
wer. What could be the fourth number?
ere were five pieces of cloth of lengths 15 m.
m, 36 m, 42 m, 48 m. But all of them could
measured in whole units of a measuring rod.
nat could be the largest length of the rod?
ere are three cans. One of them holds exactly
ould not be satisfied by eye estimates.
es respectively. There is no graduation mark on the cans. A custom
hich two digit numbers when added to 27 get reversed?
ement mortar was being prepared by mixing cement to sand in the rat
1:6 by volume. In a cement mortar of 42 units of volume, how mu
ore cement needs to be added to enrich the mortar to the ratio 2-92
molt in water, the ratio of salt to water was 3
mone kilogre​

Answer 1

Given : There are three cans. One of them holds exactly 10 litres of milk and is full. The other two cans can hold 7 litres and 3 litres respectively. There is no graduation mark for on the cans. A customer asks for 5 litres of milk.

To find : How would you give him the amount he asks?

Solution :

Distributing 10 liter of  milk though 7 liter and 3 liter cans such that it measure 5 liters.

First take 10 liter of milk and pour into 3 liter can 3 times.

There is 9 liter of milk and 1 liter of milk left keep it separately.

Then, Take 9 liter of milk and pour into 7 liter can.

There is 7 liter of milk and 2 liter of milk will remain.

Then, Take 7 liter of milk and pour into 3 liter of can.

There is 3 liter of milk and 4 liter of milk remain left and keep aside.

Now, Add 4 liter left milk and 1 liter left milk we get 5 liter of milk.

In the above way customer get the 5 liter of milk.

Step-by-step explanation:

Brainliest ??