1/4 of a mile times 9 equals 9/4 miles in total.
The horses time was 2.5 minutes.
Her average speed is distance/time.
9/4*1/2.5=9/10
Her average speed was 9/10 of a mile per minute.
(75-5)x1+4
(70x1)+4
Answer: 74 which is the 1st one
Answer:
The constant of proportionality is the ratio between two directly proportional quantities. Two quantities are directly proportional when they increase and decrease at the same rate.
(G o o g l e)
Step-by-step explanation:
I hope this helps!
Answer:
mark brainliest im grinding ranks
Step-by-step explanation:
Use Pythagoras's theorem.

Now, minus 12 from 15:
15 - 12 = 3,
which you need to square.
So the length of a = 9cm.
You can also do:

Which gets 9.
Hope this helps.