A class has 50 students. 20 students are playing basketball and rest are playing volleyball. The percent of the class playing basketball is? a) 20 percent
b) 40 percent
c) 60 percent

60 percent

Step-by-step explanation:

so 50 is half of 100,right? so that means you can just multiply everything by 2 to make it easier. so then there are 100 students and 40 play basket ball. so that means 40 percent play basketball and that only leaves 60 remaining :)

12cm

the answer is d