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

2. Which number is a solution of the inequality? -5 -6 6 7

What over 144 = 2 over 6

The factorization of x2 + 3x - 4 is modeled with algebra tiles. What are the factors of x2 + 3x - 4? A) (x + 4) and (x - 4) B) (x + 3) and (x - 4) C) (x + 4) and (x - 1) D) (x + 3) and (x - 1)

A circle has an inside area of 13,266.5 square yards what is the radius of the circle

A tabletop is shaped like a regular octagon, one of the angles has a measure of 135, what is the sum of the remaining angle measures?

18. There are 8 teachers going to the science museum. If each teacher pays $15 to get inside, how much did the teachers pay? $

What is the x-intercept of the line with the equation y = 1/2 x-3

The half life of ^134Ba is 28.7 hours. how much of a 16.2 sample of 134 Ba will be left after 60.00 hours

WXY is congruent to CBA, If

The school football team needs to raise at least $850 to buy new practice equipment. The team received a donation of $125 and also earns $4 per ticket sold.