Monday, October 24, 2011

Math Problems

1. Last year, WSU's in-state tuition is $ 4,943.00. If tuition increases 13 percent for next year, how much will you spend in fall 2012?
5585.59

2. The AP Style quiz was taken by 177 students. Twenty-three failed. What percent passed?
87 percent

3. A college’s budget increases from $100 million to $120 million. What's the percent increase?
20 percent
4. a. Times are tough on College Hill. Your pizza budget has been cut from $200 to $150. What was the percent decrease?
25 percent
    b. Bonus! You win $50 in a local pageant. Your pizza budget just jumped from $150 to $200. What was the percent increase?
33 percent

5. Last year, your property tax bill was $1,152. This year, it rose to $1,275. What’s the percent increase?
10.7 percent

6. Research funding at WSU increased 40 percent this year to $218 million. What was the funding last year?
$155 million

7. Joe Smith wants to build a 2,500-square-foot house for him. The builder tells him it will cost $112 a square foot to build. How much will the house cost?
$280,000

8. Desperate for revenue, the government decides to increase the tax on beer. The tax was 5 percent. But now it's jumped to 6 percent.

     a. What’s the percent increase? 20 percent

     b. What’s the percentage increase? 1 percentage point

9. Parents are always worried about the safety of their college student. But is Pullman safer than other areas? Let's say Pullman had 183 assaults last year. Spokane had 502. Spokane has 200,000 people. Pullman has 25,000. How do we compare those two numbers? Is the average person more likely to be assaulted in Spokane or Pullman? (Again, not real figures.) How much more likely?
In Pullman you are three times more likely to be assaulted than you would be in Spokane

10. Five houses sold in your neighborhood for the following prices: $225,000;  $207,000; $3.2 million; $129,000; $192,000.
     a. What’s the mean price? $790,000
     b. What’s the median? $207,000
     c. Which is a more accurate measure of the typical home price? $207,000
Edit these sentences.

1. He competed in (11) events.

2. The boy, (5) was not injured in the crash.

3. More than (one-third) of the students failed the assignment.

4. The store owner discounted the shirt 25 (percent).

5. The stock price rose (4) percent last year.

6. The police department reported (more than) 200 cases of fraud.

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