
Ques:- In which ratio must water be mixed with milk costing Rs. 12 per litre to obtain a mixture worth of Rs. 8 per litre?
A. 1 : 2
B. 2 : 1
C. 2 : 3
D. 3 : 2
Ques:- The number 89715983* is divisible by 4. The unknown non zero digit marked as * will be
A. 2
B. 3
C. 4
D. 6