the answer is 3:20 to 6:00 which equals 3 hours and 20 minutes
Sylvia puts in $121.
10% of (multiply) $210.
210= 100 each person plus an additional ten from Leroi
so .10*210 = $21.
Add Sylvia's $100 plus $21 and viola, $121
The point-slope form:

- slope
- point
We have the point
and the slope 
Substitute:

Answer:
Step-by-step explanation:

b ----> base of the triangle
h -----> perpendicular height of the triangle