Mary is twice as old as sam. joe is three times as old as mary. the sum of the ages of sam, mary, and joe is 72. how old is each person

On the TV show, The Biggest Loser, the winner is the person who lost the largest percentage of his/her weight. Three contestants, Courtney, Patrick, and Antone have all lost weight on the show.

Item 8 Question 1 There are a total of 64 students in a drama club and a yearbook club. The drama club has 10 more students than the yearbook club. a. Write a system of linear equations that represents this situation.

What is the numerically coefficient term for 20m^2

Given - 2ab, under what conditions would the solution be positive? Justify your answer by showing numerical examples.

How much would a 185-pound astronaut weigh on the moon use an equation to explain how you know

Eva earned the following test scores in science: 82, 100, 96, 90, 91 Ms. Wade entered the next score as 0 because Eva was absent on test day and hadn't had a chance to make up the test.

Choose one of the factors of x^15 - 64. a. x^5 - 4 b. x^10 - 4x^5 + 16 c. x^10 - 4 d. x^15 + 8x + 16

Proportion n/11 = 40/55

The value of y varies directly with x, and y = 4 when x = 10. find y when x = 1. a.-2.5 b. 2.5 c. 0.4 d.-0.4

The height of a cylinder is 6 inches. The diameter of the circular base of the figure is 10 inches. What is the approximate surface area of the figure? Use 3.14 for π and round to the nearest whole number.