How many pounds of candy worth $8 per lb. should be mixed with 100 lb. of candy worth $4 per lb. to get a mixture that can be sold for $7 per lb.?

300 lbs

Step-by-step explanation:

Let x be the number of pounds of candy worth $8 per lb mixed

Now we have total pounds

Value of the mixture

Since 7 per lb to be sold out we get

300 lbs should be mixed

answer: 180

step-by-step explanation:

12-2=10

20-2=18

18x10=180

6,250

step-by-step explanation:

to get the area, multiply 360 by 160.(57,600)

to find out how many bags of fertilizer it will take, first figure out how many square feet one bag can hold. divide 1000 by 8(125) to get the unit rate(how many square feet one pound of fertilizer can hold)and multiply it by 50(6250). if i haven't made a mistake, that is the answer.