Aline that passes through two sides of a triangle divides the sides proportionally. always

sometimes

never

Elena is paid a constant rate for each hour she works. the table shows the amounts of money that elena earned for various amounts of time that she worked.

Interpret the following expression (5y^2-7)^3/(2y)^2

When a valve is open 281 gallons of water go through it in one hour the number of gallons that would go through in 94 hours is