reasoning Maths Puzzle Numerical Ability Alligation or Mixture

In what ratio must wheat at Rs.3.20 per kg be mixed with wheat at Rs.2.90 per kg so that the mixture be worth Rs.3.08 per kg?

A.

3 : 4

B.

2 : 3

C.

3 : 2

D.

4 : 3

Read Solution (Total 5)

(3.2-3.08)/(3.08-2.9)
2:3
10 years agoHelpfull: Yes(3) No(1)

3:2
3.08-2.90=.18
3.20-3.08=.12
hence 3:2
11 years agoHelpfull: Yes(2) No(3)
3:2
(3*3.20)+(2*2.90)/5=3.08
8 years agoHelpfull: Yes(1) No(0)
2:3
3.20-3.08=0.12
3.08-2.90=0.18
we get 2:3
10 years agoHelpfull: Yes(0) No(1)
3.08-2.90=0.18
3.20-3.08=0.12

18:12 == 3:2
7 years agoHelpfull: Yes(0) No(0)

reasoning Other Question

How much water must be added to 60 litres of milk at 1.5 litres for Rs. 20 So as to have a mixture worth Rs.10 2/3 a litre?

A.

10 litres

B.

12 litres

C.

15 litres

D.

18 litres
In what proportion must rice at Rs. 3.10 per kg be mixed with rice at Rs. 3.60 per kg so that the mixture be worth Rs. 3.25 per kg?

A.

3 : 7

B.

5 : 3

C.

3 : 5

D.

7 : 3