Answer:
19,725
Step-by-step explanation:
First, you want to set up a proportion.
8/24 = 10/y
Cross multiply to get
240 = 8y, then divide 8 from both sides to get y = 30.
The LCD is 6 on the left and 9 on the right.
Answer:
45 miles/hour
Step-by-step explanation:
We need the speed in miles per hour so we need to changes minutes to hours
20 minutes * 1 hour /60 minutes = 1/3 hour
Speed = distance/ time
= 15 miles/(1/3 hour)
=15 *3 miles/hour
= 45 miles /hour