professorclark.net Mr. Clark's World Famous Bellringers 
Welcome to my bell ringers. My Bell Ringers and many of my videos star Cowboy Rufus Aloysius. Yes, that is the name his mother gave him; but his friends just call him Cowboy. Cowboy is a pretend freshman in High School. He is in several clubs, and will play sports if he can keep his grades up? He works down at the Burger King on the french fry machine. Cowboy is NOT the brightest math student I have ever had. He was talking and playing during much of his elementary math classes so he is far behind. However, he is working hard, trying to pay attention, and making some progress. Mr. Clark 

1. Cowboy's Coffee 
2. Cowboy's Plane Cowboy Rufus violated our class’s general rule: “Try not to act like a third grader!” He threw a paper airplane across the room. Cowboy might soon be in detention or ISS, but it gives us the following math fun: 
3. Cowboy's Day Dream 
4. Cowboy Does not like Triangles, but Mr. Clark loves them like the problem he gave Cowboy below. 
5. Cowboy's Blazer will be worthless someday. 
6. Cowboy's JerseysCowboy Rufus has a soccer jersey (d) that is somewhere between 25 and 32.

7. Rufus Takes Modine for Pizza.Modine bought 1 slice of mushroom pizza and 2 slices of cheese pizza for a total of $4.

8. Cowboy needs math for poker.


10. Cowboy makes 12.25 an hour at the Burger King.

11. Baseball Cowboy

F 
So 
J 
Se 

Left 
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3 
5 
4 
right 
3 
4 
1 
2 
12. Cowboy is seeing stars. 
13. Sleepy Cowboy

14. Cowboy in LoveCowboy spent the entire Algebra class flirting with Modine Gunch. When

15. Cowboy and Distance

16. Cowboy make the grade! 
17. Cowboy Rufus Aloysius is Rich 
18. Mr. Clark's Rubik's CubeCowboy took the color cube off Mr. Clark's desk.

19. Rufus broke his clock, so now he is determining periods of time with ropes? 
20. Mr. Clark has a problem about the Earth. All cowboy knows about the earth is that both he and the Burger King are standing on it.If the Earth's radius is twice the radius of planet M, then how much bigger is the Earth's volume? V=4/3 r3 
21. Cowboy Rufus keeps falling asleep in math class because he is playing videos games until 4 a.m. Now Mr. Clark comes up with a sleep formula to help him.The hours of sleep need is equal to 34 minus your age divided by 2. h = (34a) /2 
22. Your governor wants a human chain across Missouri for charity. St. Louis to Kansas City is 248 miles. Cowboy Rufus volunteered to do the planning, which means his math class must plan.How many people will be needed if there are to be no gaps in the chain? What do you need to know? What else do you need to plan for? Explain your plans for the logistics. 
23. Modine travels from her house directly west to Cowboys house and then directly north from his house to the mall. She then travels home on the road connecting the mall and her house.1) Draw a sketch of the trip. (hint: It is a triangle) 
24. Fifteen billiard balls fit into a triangular rack. What is the largest number of the balls that fit into the rack when its side lengths are 
25. Cowboy skipped school and got home to this????? Maybe he should have been in class for the explanation!1) Factor 8 x y^2 — 4xy2) Simplify 12x^5 y^63)Simplify 21 x y^2 
26. Modine's Garden

27. Cowboy Rufus wants to drive Mr. Clark's new ride. 
28. Cowboy Rufus Walks to SchoolRufus is still walking, but Mr. Clark said he might pick come by in his Nissan and pick him up some morning if he is standing out front. Cowboy now needs to figure when to be outside his house which is halfway between Mr. Clark's house and CHS. He always leaves his house and starts driving at exactly 4:45 a.m. If he drives on cruise control at 42 mph, he arrives at 5:03. If he sets his cruise to 50 mph, he arrives at 4:57. 
29.Cowboy Rufus’s sugar cookie recipe calls for 2 &1/4 cups of flour. It makes 2 dozen cookies.1) How much flour should he use to make ⅔ of a batch? How many cookies is that?

30. Can Cowboy Rufus Ride a Horse? Yes, of course. When your mother names you Cowboy Aloysius Rufus, you learn to ride well. This problem was found in a 5th grade math book published in 1881. “See if you are smarter than a fifth grader?

31. Modine is Picking Up Litter

32.Cowboy Can Play a Guitar!On a website, Cowboy sold his old guitar for $228.50. The website took out its fee, which was 6.5% of the selling price, before transferring the rest of the money to the musician. How much money did Cowboy receive? 
33.MONEY! Rufus banked his Burger King money last month and now has $500. Modine has 250% as much money as Rufus. In his wallet Mr. Clark has 546% of Modine’s money. What is the sum of Rufus, Modine, and Mr. Clark. 
34.The area of a square is 484 square inches. How long is each side? No Calculators. How could you solve it? 
35.Cowboy Rufus visits the farm. Mr. Farmer raise ducks and Cows. In Pen B there are 20 heads and 84 feet. How many of each animal are in Pen B. 
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38.

Cowboy Rufus mows the front lawn, which is a 7m by 10m rectangle. The mower cuts a 1m wide strip. 
If Rufus starts at the corner and mows around the lawn in a spiral toward the center, how many times around must he go before he has mowed the lawn?
39. 
40.

The first term of a sequence is 12. The recursive formula for the sequence is an = an1 + 9. What are the next 3 terms in the sequence? 
41. 
42.

What expression shows the relationship between the value of any term and n, its position in the sequence for the given sequence? 5, 8, 11, 14, 17, ... 
43 Modine is taking advantage of a 25% off sale to buy a new coat. If the coat's sale price is $135, what was the original cost? 
44.If the hypotenuse of a right triangle is 10 inches long and one of its legs is 5 inches long, how long is the other leg? 
45.Graph each equation using the x and y intercepts. #1 4X + 8y— 16 = 0 #2 2x + y  4 = 0 #3 7x – 3y =0 
46.

#1Simplify 12x5y6 #2 
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50.

Multiply (foil) (4x  5)(4x + 5)

51.Thursday Cowboy Rufus and Tape Cowboy has a roll of tape that is 60 meters long. Cowboy does not understand meter or yards, all he know is that tape is sticky. #2 How many more meters does he need to make a kilometer? #3 How many yards does he have? 
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53.

A 
m = 0 and n = 0 
B 
m + n = 0 
C 
mn = 0 
D 
m = 1 and n = 1 
E 
m = n 
Multiply (foil)

55.

#1 150 is what % greater than 100? #2 275 is what % greater than 100? #3 125 is what % less than 500? 
Thursday
100.If f(x) = x2 + 4x and g(x) = 2x + 1, then

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32.Wednesday Cowboy’s Dad is driving a New Truck

33.Monday
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30.Thursday 
31.Monday
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32.What is the probability of getting all heads with the flip of a 5 coins? 
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100.Monday
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