How much of a(n) 90% orange juice drink must be mixed with 19 gallons of a 10% orange juice drink to obtain a mixture that is 50% orange juice?

3

step-by-step explanation:

1 1/7 hope i

step-by-step explanation:

8/7 = (1 * 7 + 1) / 7 = 1 + 1/7 = 1 1/7

for this case we have that by definition, the surface area of a cylinder is given by:

where:

r: it is the radius of the cylinder

h: it is the height of the cylinder

we can also rewrite it as:

where:

la: it's the lateral area

ba: area of the base

option a

whaere is the picture

step-by-step explanation: