Rebecca bought 1 pound of chocolate from the chocolate shop last week for $4. The next week the cost of the same 1 pound of chocolate increased to $6. What was the percent increase in the cost of a pound of chocolate?

150%

Step-by-step explanation:

4 * 1.5 = 6.

graph them on a graphing calculator, press 2nd trace. select intersect. hit enter until it says answer. ti 84 works best

step-by-step explanation:

step-by-step explanation:

a child is 12 years old, and his father is 32 years older. in how many years will the age of the father be 2 times the age of the child?

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this needs to be the answer format, or else your answer is incomplete.

if the number of years is x, then the equation is

in __ years