Aptitude MCQs On Percentage (Week 2) - 06.10.2022

If 45% of 30 + 2X = 35% of 15 + 20% of 45, then the value of X is:

There are 150 students in a class. 6% of these do not have uniform. Two-third of the remaining wear only one part. Remaining students wear whole uniform. How many students are wearing full uniform in the class?

In a survey, it was found that 20% of houses contained two or more persons. Of the houses containing only one person, 50% are houses with only a male. Then, what is the percentage of all houses which contain exactly one female and no male?

The cost price of 15 articles is same as the selling price of x articles then find the value of x while profit percentage is 25%.

A seller sold articles for Rs. 100 each. He sold 75% of the total article and had 80 left. How much money did he earn?