30÷5=6
4×5=20
for every 30 green lights there are 20 white lights
Answer:
After 3 seconds
Step-by-step explanation:
Given

Required
Time the drop will hit the ground
When the drop hits the ground,

So, we have:

Rewrite as:

Expand

Factorize

Factor out 5t + 1

Split
or 
Solve for t
or 
Time cannot be negative.
So:

240, you just add a zero to 24, I don't know what you mean by zero the hero of 4 square, hope this helps!
The answer to this question is
B. (x+7)²+(y-4)²=64
I hope this helps!!!!!!!
Answer:
76.8 inches
Step-by-step explanation:
we have :
1m= 39.37 inches
1.95m =?
we can write:
(1.95m*39.37 inches)/1m=
76.77 inches = 76.8 inches
so finally we have:
1.95m = 76.8 inches