20% off means it is selling for 80% of the original price ( 100% - 20% =80%)
Divide the sale price by 80% as a decimal:
380/0.80 = 475
The original price was $475
Justify:
Multiply the original price by 20% and subtract:
475 x 0.20 = 95
475-95 = $380 which is the sale price.
Answer:
Profit of $196
Step-by-step explanation:
725 - 529 = $196
Add 2x and x to get 3x
Answer:3x
A 40 is the lowest she can make and that would give her exactly a 70 average.
