Answer:
The answer is D.
Step-by-step explanation:
Time = Distance / Speed
Distance = 12 *10 =120
Time = 120 / 12
Time = 10
Please correct if me if I'm wrong
First find the amount of increase: 380-300=80. Then divide the amount of increase by the original amount: 80/300=.266666667. Normally you round to the tenths place: .27. Then make it a percent: .27=27%. The percent of increase is 27% :) hope this helps
Answer:
y=42
Step-by-step explanation:
7y = 6×49
y = (6×49)÷7
y= 42
Answer:
Step-by-step explanation:
A scale factor of 1:3 means that one triangle is 3 times bigger than the other, for example. So, if the small triangle has a perimeter of 27, the big triangle has a perimeter 3 times as big.