Sheldon picked 4 4/10 kg but 15 kg were rotten and had to be thrown away. how many kilograms of tomatoes were not rotten?

Charlie is at an amusement park that has 18 different rides. each ride costs $1.75. the function c(r) = 1.75r represents the total amount of money that charlie will spend if he goes on r rides, but he never goes on the same one more than once. what domain and range are reasonable for the function?

Which ordered pair is the best estimate for the solution of the system of equations? the graph of the system of equations : y = 3/2x +6 and y=1/4x - 2 , -3) .5, -3.5) , -4) , -3.5)

If a=0.333333 and b=0.55555, what is the value of a+b