Answer:
<u>15 songs </u> = <u>18 songs</u>
2.5 hours = h hours
cross multiply 2.5 and 18
then divide by 15
to get: 3 hours
4×4×4 So 3 days = 64. Thats for one person but there are 3 people. 64×3=192
Answer:

Step-by-step explanation:




<h3>Hope it is helpful....</h3>
Answer:55
Step-by-step explanation:
You can write the equation as 220 miles over 4 hours = x over 1 hour. X represents the average speed in miles per hour. You need to cross multiply 220 and 1 to 4 and x. You get 220=4x. You just simply divide 4 on each side of the equation and get x=55, so the average speed in mph is 55.
Answer:
2.50
Step-by-step explanation:
30% of 25 is 7.50 take that away from 25 gives you 17.50 take that away from 20 gives you 2.50