Question

There are 40 students in the class . in the term 1 , 25% of the students got grade A in maths. Find the percentage increase in the number of students who got grade in maths.

Answer 1

Answer:

10%

Step-by-step explanation:

$25 \times 40 \div 100 \\ 25 \times 4 \div 10 \\ = 5 \times 4 \div 2 \\ = 5 \times 2 \\ = 10\%$