Answer:
119.
Step-by-step explanation:
12x12 is 144
5x5 is 25
144-25 = 119
Answer:
here go to quizlet it has the aswer for you
Step-by-step explanation:
36 peanuts.
first, we would need to find what 1/4 of 48 is so we solve the equation

Now we know we need 3 times the amount that 1/4 of 48 is so we solve the next part

She will have 36 peanuts left
Answer:
Georgina should add 3 liters of 49% citric acid solution.
Step-by-step explanation:
let x be the liters of 49% solution that Georgina should add. Then after she has added 0.5 liters of water, the total liters of solution she has will be

and 42% of this should be the solute:

and since adding water does not add any solvent, this amount must come from the 49% citric acid solution; therefore

Solving for
we get:

This the amount of 49% citric acid solution Georgina must add.