Answer:
12
Step-by-step explanation:
16^2+b^2=20^2
256+b^2=400
b^2=144
b=sqrt144
b=12
Hope this helps!1
Answer:
80 students.
Step-by-step explanation:
30% = 24 students
10% = 24/3 = 8
100% = 8*10 = 80 students.
Answer: 48
Step-by-step explanation:
Given : Number of choices for colors = 6
Number of choices for car with AC or without AC= 2
Number of choices for car with or without automatic transmission=2
Number of choices for car with or without a CD player=2
By using FUNDAMENTAL COUNTING PRINCIPLE, the number of different ways that a new car can be ordered is given by :-

Hence, there are 48 different ways that a new car can be ordered.