self Maths Puzzle

A sample of x litres from a container having a 60 litre mixture of milk and water containing milk and water in the ratio of 2 : 3 is replaced with pure milk so that the container will have milk and water in equal proportions. What is the value of x?

Read Solution (Total 1)

Initial quantity of milk =
60
×
2
5
=
24
60×25=24 liter
Initial quantity of water = 60 - 24 = 36 liter

Final mixture will have milk and water in equal proportions. Total quantity will remain same as 60 liter. Therefore,
Final quantity of milk = 30 liter
Final quantity of water = 30 liter

We can see that 6 liters of water is removed
x
×
3
5
=
6
x×35=6
x=10 liter
7 years agoHelpfull: Yes(0) No(0)

self Other Question

Because of the economic slowdown, a multinational company curtailed some of the allowances of its employees. Rashid, the marketing manager of the company whose monthly salary has been reduced to Rs 42,000 is unable to cut more on his expenditure. He finds that there is a deficit of Rs 2,000 between his earning and expenses in the first month. This deficit, because of inflationary pressure, will keep on increasing by Rs 500 every month. Rashid has a saving of Rs 60,000 which will be used to fill the deficit. After his savings get exhausted, Rashid would start borrowing from his friends. How soon will he start borrowing?

A.

10thmonth

B.

11thmonth

C.

12thmonth

D.

13thmonth
How many litres of water should be added to a 30 litre mixture of milk and water containing milk and water in the ratio of 7 : 3 such that the resultant mixture has 40% water in it?