Acylindrical thermos has a radius of2 in. and is 5 in. high. it holds 10 f oz. to the nearest ounce, how many ounces will a similar thermos with a radius of 3 in. hold? show your work

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?

Can someone me and plz do the problem

The students at jefferson middle school are raising money for a charity by selling t-shirts and hats. the number of t-shirts sold was 3 times the number of hats. the profit was $5 for each t-shirt sold and $2.50 for each hat sold. the students raised $840 for the charity. they used the system below to analyze their success and found the solution to be (144, 48). 5x+2.50y=840 x=3y how much did they earn from t-shirt sales?