Q40
In what ratio must tea at Rs. 62 per kg be mixed with tea at Rs. 72 per kg so that the mixture must be worth Rs. 64.50 per kg?
A.
3 : 1
AnswerB.
3 : 2
C.
4 : 3
D.
5 : 3
Answer: Option A
Solution
Answer: Option A
Solution:
By the rule of alligation :
∴ Required ratio
= 750 : 250
= 3 : 1