The lengths of the sides of a triangle are in the extended ratio 4 : 7 : 8. the perimeter of the triangle is 95 cm. what are the lengths of the sides?

Astudent survey asked: "how tall are you (in inches)? " here's the data: 67, 72, 73, 60, 65, 86, 72, 69, 74 give the five number summary. a. median: 73, mean: 70.89, iqr: 5, min: 60, max: 74 b. 60, 66, 72, 73.5, 86 c. 60, 67, 72, 73, 74 d. 0, 60, 70, 89, 74, 100

Ijust need to see how to do this. so you don’t have to answer all of them just a step by step explanation of one.

What is the answer to this question? i'm a bit stumped. also how do i do it? 5(x - 4) = 2(x + 5)