Evaluate the expression for the given value of the variable. the sum of y/3 and 4y/9 when y =18
1 answer:
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Answer:
The percentage decrease from the first week to the third week is 25 %
Step-by-step explanation:
The number of popcorn bags sold on the first week = 500 bags
The second week, they sell 50% more than the first week
So, the number of bags sold on the second week is
= 500 + 50% of 500
=
=
= 500 + 250
= 750 bags
The third week, they sold 50% less than the second week
So, the number of bags sold on the third week is
= 750 - 50% of 750
=
=
= 750 - 375
= 375 bags
Now the percentage decrease from the first week to the third week is
=
=
=
= 25 %