Ques:- In a class , except 18 all are above 50 years. 15 are below 50 years of age. how many people are there
A. 30
B. 33
C. 36
D. none of these.
Ques:- If a and b are mixed in 3:5 ration and b and c are mixed in 8:5 ration if the final mixture is 35 liters, find the amount of b?
A. 13.34
B. 15.73
C. 16.73
D. 9.45
E. 5.3