Question

n a certain class 40percent of the students take coffee, 40percent take tea and 50percent take milk. 10percent take all the three. Also 20 percent take coffee and tea, 20percent take tea and milk and 20percent take coffee and milk. 10 students do not take any of the three.What is the ratio of the number of students who take coffee to that of those who take only milk?
Select one:
a. 3:4
b. 2:3
c. 2:1
d. 4:5

Answer 1

A sofa was sold for 21,250 after giving 15% discount. What was the listed price of the sofa ?

I want answer with Explanation