Sum of ratios: 3 + 7 + 2 = 12
Measure of smallest; sum of angles in triangle = 180
Smallest: (2/12)* 180 = 30
30°
4/25 is bigger
2/15 = 0.1333...
4/25 = 0.16
The unit rate of 200 miles in 4 hours is 50 miles for every 1 hour.
200/4 divided by 4/4 = 50/1
The unit rate of 270 miles in 6 hours is 45 miles for every 1 hour.
270/6 divided by 6/6 = 45/1
The unit rate of 1440 miles in 30 hours is 48 miles for every 1 hour.
1440/30 divided by 30/30 = 48/1
Answer:
36
Step-by-step explanation:
Let the original quantity of marbles of the bag be y.
y=36