In a class of 20 students 3/5 are boys. if 4 more boys join the class, what fraction of the class are boys now?

if 4 more boiiz join the class it will be 2/5

2/3 of the class is now boys

Step-by-step explanation:

If you start with 3/5 of 20 is boys that would mean there were 12 boys. If you add 4 more that makes it 16/24 and you can simplify that fraction to 4/6 and simplified even further is 2/3.

g

step-by-step explanation:

.632

step-by-step explanation:

6 * 1/10 = 3/5

3*0.01 = 0.03

3/5 + 0.03 = .63

2*0.002 = .002

.63 + 0.002 = .632