1. Unit Conversions Jeopardy! Rules – Everyone not at the board needs to work the problems out on their own – You must show your work and include units – Team members may help, but you only get half points – You may use your reference sheet, for half points – Until all 100-300 questions are gone, you cannot pick 400 or 500 point questions

2. Comparing Units Conversion Factors Unit Conversions %ages % Change Tax, Markup, Discount 100 200 300 400 500

3. Comparing Units – 100100 Which is larger: kg or lb? kg

4. Comparing Units – 200200 Which is smaller: cm or in? in

5. Comparing Units – 300300 Which is larger: gal or L? gal

6. Comparing Units – 400400 Which is larger: km or mi? mi

7. Comparing Units – 500500 Which is smaller: ft or m? m

8. Conversion Factors – 100100 Write the conversion between lb and kg. 2.2 lb = 1 kg

9. Conversion Factors – 200200 Write the conversion between in and cm. 1 in = 2.54 cm

10. Conversion Factors – 300300 Write the conversion between gal and L. 1 gal = 3.78 L

11. Conversion Factors – 400400 What is the conversion between mg and g? 1000 mg = 1 g

12. Conversion Factors – 500500 What is the conversion between mi and km? 0.6 mi = 1 km

13. Unit Conversions – 100100 How many kg in 18 lbs? 39.6 lb

14. Unit Conversions – 200200 How many liters in 8 gallons? 30.2 L

15. Unit Conversions – 300300 You drive in a 35 mile per hour zone at 49 kilometers per hour. Are you speeding? No. Youre going about 29.4 mi/hr, because 49 km converts to 29.4 mi.

16. Unit Conversions – 400400 How many feet in 800 cm? 26.2 ft

17. Unit Conversions – 500500 You start a trip with your odometer at 650.2 miles. You finish it at 922.9 miles. If you then fill up your tank with 12.438 gallons of gas, what was your gas mileage (in miles per gallon) on the trip? By subtracting, you find that you drove 272.7 miles on this trip. Then since you want miles per gallon, you need to divide miles by gallons (this is what per means). Answer: 21.9 mi/gal.

18. %ages – 100100 What is 8% of 97? 7.76 = 7.8

19. %ages – 200200 What is 116% of 45? 52.2

20. %ages – 300300 What percent of 22 is 6? 27.3%

21. %ages – 400400 What percent of 85 is 89? 104.7%

22. %ages – 500500 If your class has 24 people, but 5 are absent, what is the attendance rate (as a percentage)? 79.2%

23. % Change– 100100 A stocks share goes from $24 to $26.04. What was the percent change of the stocks value? 8.5%

24. % Change – 200200 A deer population one year is 25; the next year it is 34. What was the percent change of this particular deer population? 36%

25. % Change – 300300 Your account has $540.23 in it on Sunday. By Friday, it only has $302.10. What was the percent change? -44.1%

26. % Change – 400400 The United States goes from 300 million people to 340 million people. What is the percent change in population? (Hint: since both are in millions, ignore the millions and just work with the 300 and 340.) 13.3%

27. % Change – 500500 You estimate that a stack of cards has 28 cards in it. Someone counts these and finds there were actually 31. What was the percent error of your estimation? (Hint: Compare the error with how many there actually were.) -9.7%

28. Tax, Markup, Discount – 100100 How much will you pay if you put a 18% tip onto a $65.23 restaurant bill? (The answer is not too much!) $76.97

29. Tax, Markup, Discount – 200200 How much will you pay for a refrigerator that was sold to the retailer for $450, but has a markup of 26%? $567

30. Tax, Markup, Discount – 300300 How much will you pay before tax for a $130 TV if you are offered a 4% discount for a July 4 th sale? $124.80

31. Tax, Markup, Discount – 400400 You get a discount of $8 on a $30 purchase if you just take the Kohls credit card. But you also have a 20% off coupon. Which will have you pay the least for this purchase? Youll save $8 with the credit card, but youll only save $6 with the coupon. On the other hand, its still a little dangerous to have too many credit cards…Id use the coupon

32. Tax, Markup, Discount – 500500 You want to buy a salt block for $29.50. You have a 10% off coupon, but you know there will be a 6% sales tax added on after that. You only have $28. Do you have enough? No. Youll be charged $28.14, so youre 14 cents short.