The percent Jan’s total grocery bill discounted when she bought no items on sale is 16.65%.
Percentage of a number is the part of the number expressed in the in every hundred. Percentage of a number is expressed with the symbol '%'.
Jan went grocery shopping and only bought items which had been marked down.
The items she bought, along with their prices, can be seen below.
Total price of the items is $18.72. Now find out the original price using the above formula for each of the item. The sum of original price of all the items will be $22.46.
Thus, the discounted price will be,
[tex]P_d=\dfrac{18.72}{22.46}\times100\\P_d=83.35\%[/tex]
The overall markdown is,
[tex]\rm Markdown=100-18.35\\\rm Markdown=16.65\%[/tex]
Thus, the percent Jan’s total grocery bill discounted when she bought no items on sale is 16.65%.
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