Question

40% of 50 students of a class are good in science .How many are not good in science ?

20

30

10

40

​

Answer 1

Answer:

10

Step-by-step explanation:

Its an common sense yr.

Answer 2

$\huge\underline\mathbb\red{AnsWer}{♡}$

$Total students=50\\ Percentage of Students good at science=40%\\ Percentage of Students not good at science=(100-40)%\\=60%\\Students not good at science= \frac{60}{100} ×50\\= \frac{60}{2}\\=30 Students (Ans.)$

Hence, 30 students are not good at science.