Question

12. Out of 25 oranges 5 were rotten. The percentage of rotten oranges is?
(A) 25 %
(B) 5 %
(C) 20 %
(D) 34%​

Answer 1

Question :

Out of 25 oranges 5 were rotten. The percentage of rotten oranges is?

Answer :

$\sf\pink{Given:}$

• Number of total oranges is 25.

• Number of rotten oranges is 5 .

$\sf\pinl{To\:find:}$

• Percentage of rotten oranges.

Explanation :

Percentage of rotten oranges =

$\sf{\dfrac{Number\:of\: rotten\:oranges}{Total\: Number\:of\: oranges}\times 100}$

$\\ \longrightarrow\sf{ \dfrac{5}{25}\times 100}$

$\\ \longrightarrow\sf{ \dfrac{5÷5}{25÷5}\times 100}$

$\\ \longrightarrow\sf{ \dfrac{1}{5}\times 100}$

$\\ \longrightarrow\sf{ \dfrac{100}{5}}$

$\\ \longrightarrow\sf{ 20}$

Therefore the percentage is 20%