Question

15.
1) 6
2) 24
3) 12
4) 30
5) none of these
28 litres of mixture of milk and water contains milk and water in the ratio 5:2. if 2
litres of water is added to mixture, then ratio of milk and water will be ?
1) 7:2
2) 5:4
3) 1:2
4) 2:1
5) none of these​

Answer 1

Answer:

4) 2:1

Step-by-step explanation:

let the mixture of milk and Water is 5x and 2x respectively.

total mixture=28lites

=>5x+2x=28

=>7x=28

=>x=28/7

=>x=4

therefore,portion of milk contains in mix=5×4

=20lit

,, ,, ,, water ,, ,, ,,=2×4

=8lit

Again:

2lit water lit added to mix=8+2

=10lit

Now

ratio of milk and water

20:10

2:1