Dominic spent 2 3/4 hours on his art project. Rachel worked 1 1/3 times as long on her art project as Dominic worked. For how many hours did Rachel work on her art project? What type of math do I do and how do I find the answer

What is the value of m in the equation 1/2 m - 3/4n=16 when n=8

Find the least common denominator for thesetvo rational expressions.n^2/n^2+4n+4 -3/n^2+7n+10

Asunflower was 20 1/2 inches tall. over the next 6 months, it grew to a height of 37 inches tall. what was the average yearly growth rate of the height of the sunflower? ? plz write a proportion to solve i will give you 100 points