Respect Responsibility
Readiness
1. The price of an
Instazoom camera increased from $75 to $90. Find the percent of increase in
price.
2. The number of students
attending Sky High School increased from 1600 to 1800. What was the percent of
increase?
3. Because of improved
technology, the time needed to manufacture an XYZ machine has fallen from 20
hours to 9 hours. Find the percent of decrease.
4. After two weeks on the
Try-No-Meal Diet, Terry’s weight dropped from 60 kg to 54 kg. Find the percent
of decrease.
5. During one year, the
value of a diamond increased 25%. If the diamond was originally worth $3000,
what was it worth one year later?
6. During June a car dealer
sold 250 new cars. During July he sold 14% fewer cars. How many cars did he sell
in July?
7. At the close of one
business day, TNT stock was trading at $40 per share. At the close of the next
business day, the stock was trading at $46 per share. Find the percent of
increase.
8. A $150 bicycle is on
sale at a 20%discount. If there is a 5% sales tax, how much does the bicycle
cost in all?