Answer:
(0,0)
Step-by-step explanation:
They intersect at point (0,0)
Answer:
36
Step-by-step explanation:
9 cookies , 9*4 ((4 because of the 1/4 ))9*4=36
Answer:
The green would take 4 and the blue would take 16 times respectivly. I did it by finding the volumes of the cups in terms of pi, then dividing it by the volume of the sink.
Step-by-step explanation:
So the volume of the whole half sphere is 512pi.
Now we have to find the volumes of the cup.
Equation: 
Blue cup:

It would take 16 times to drain it completly.
Green cup:

It would take 4 times to drain it completly.
400 : 1kg
400 : 1000
1 : 2.5
n = 2.5