3/4 is equal to how many 84ths? explain !

Janet is mixing a 15% glucose solution with a 35% glucose solution. this mixture produces 35 liters of a 19% glucose solution. how many liters of the 15% solution is januet using in the mixture? a. 25 liters c. 28 liters b. 7 liters d. 10 liters

Complete the solution of the equation. find the value of y when x equals to 28 x+3y=28

15 and 14.7 are 1 apart, so 15 – 14.7 must be 1.