Ques:- 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
B. 3 : 2
C. 4 : 3
D. 5 : 3
Ques:- A number when divided by the sum of 555 and 445 gives two times their difference as quotient and 30 as the remainder. The number is
A. 1220
B. 1250
C. 22030
D. 220030