Total ratio = 4+7 = 11
33/11 = 3
4x3 = 12
7x3 = 21
so the two groups are 12:21
which is also = 4:7
Answer:
7
Step-by-step explanation:
The correct answer is D) Miguel: d=23t+10, Gabby d=28t
We multiply the speed of each person by t, the amount of time. This is where the 23t in Miguel's equation and the 28t in Gabby's equation come from. The starting point is added to this, which leads to 23t+10 and 28t+0 or 28t.
It will be D!!!!!!!!!!!!!!!!!!!!!!!!!
Answer:
15:7
Step-by-step explanation:
you put the numbers in order first the number of on time trains to off time trains
