Answer:

40%

Step-by-step explanation:

MULTIPLY THE PERCENTAGE BY THE BASE SO

20÷50=0.4 0.4 IS 40 SO THE ANSWER IS 40%

I HOPE THIS WILL HELP YOU MEOW

Answer:

Total students=50

boys 30%

So girls=100-30= 70%

No of girls =50×70/100

= 35