So 80 total
1/4 gave speeches or 20 gave speeches
80-20=60
today 2/5 of 60 gave speeches
2/5 of 5=60 is the same as
2/5 times 60=120/5=24 who gave speeches
60-24=36
36 haven't give their speeches
Answer:
The volume of the cone is
Step-by-step explanation:
we know that
The volume of a cylinder is equal to
In this problem we have that
so
-----> equation A
The volume of a cone with the same radius and height is equal to
-----> equation B
Substitute equation A in equation B
Answer:
4% compounded yearly
Step-by-step explanation:
20 / 500 = 0.04
0.04 * 100 = 4%
Y = (x - 3)^2 + 36 = x^2 - 6x + 9 + 36 = x^2 - 6x + 45
y = x^2 - 6x + 45
B~ The line has a negative slope