Sign in Start studying free

Asked in PPSC, FPSC and other one-paper exams (compiled from unofficial resources).

Ratios, Proportions & PercentagesPercentages

A number is increased by $20\%$ and then decreased by $20\%$. Find the net increase or decrease percent.

A.$4\%$ increase
B.$4\%$ decreaseCorrect answer
C.No change
D.$2\%$ decrease

Timed quizzes, instant results, track your progress — free

Practice these MCQs in the app

Quick fact: The net effect is a $4\%$ decrease.

Related MCQs

Two numbers are respectively $20\%$ and $50\%$ more than a third number. The ratio of the two numbers (first to second) is:
78 students, which is 30% of the whole class. What is the total number of students in the class?
What is $80\%$ of $700$?
A village has 5860 voters, of whom 7% usually forget to vote. In order to win an election, a candidate must gain at least 50% of the remaining votes. How many votes does he need to win?
A student obtained $75\%$, $80\%$ and $85\%$ in three subjects. If the marks of another subject are added, then the number cannot be less than ?
$20\%$ of $30\%$ of $20\%$ of Rs. $850$ is?
If Sohail's salary is 10% more than Sajjad's salary, then what is Sajjad's salary as a percentage of Sohail's salary?
A chemical solution contains $8\%$ acid. If there is $15$ ml acid in the solution, what is the volume of the solution?

Start studying free