The jones family took a 600 mile trip to the mountains last spring and averaged 50 miles per hour on the trip. On the return tripthey averaged 55 miles per hour.

First off, I want to say Thank you for your help, this helps a lot!   You are hiking on a trail that leads to the top of a mountain. At 1 P.M. you reach an elevation of 4400 feet. At...

∀n∈N, 1!3!…(2n+1)! > ((n+1)!)n+1 N stands for the natural numbers. I am having trouble manipulating the  ((n+1)!)n+1 term appropriately.

Lesley mixed 1 oz of green paint with 4 oz of of purple paint. She decided to create 20 oz of the same mixture. How many oz of green paint does Lesley need for the new mixture?   &nb...

Orin is going to play a game that involves drawing marbles from a jar. There are 15 red, 75 yellow, and 10 blue marbles in the jar. If Orin draws a blue marble, he wins \$10. If he draws a yellow marble,...

\$5400 is​ invested, part of it at 10​% and part of it at 8​%. For a certain​ year, the total yield is ​\$492.00 . How much was invested at each rate?

What is the degree of this polynomial? 5y^2+y+1 A. 5 B. 2 C. 1 D. 3