One canned juice drink is 25% orange juice; another is 10% orange juice. how many liters of each should be mixed together in order to get 15l that is 21% orange juice?

At a sand and gravel plant, sand is falling off a conveyor and onto a conical pile at a rate of 16 cubic feet per minute. the diameter of the base of the cone is approximately three times the altitude. at what rate is the height of the pile changing when the pile is 12 feet high? (hint: the formula for the volume of a cone is v = 1 3 πr2h.)

The table shows the total distance that myra runs over different time periods. which describes myra’s distance as time increases? increasing decreasing zero constant

F(x)=x/2-2 and g(x)=2x^2+x-3 find (f+g)(x)