Mathematics

=__MARVELLOUS MATHEMATICS__ =

Problems of the Week :-)

Solved by Daniel. Way to go!!!
 * 1) 1) I am thinking of a two digit number. If the digits added their sum is 8. If the digits are reversed, the number formed is 18 less than my number. My number is .....

**#2) Michael invited 7 friends to his birthday party. There were 11 candles on his double layer chocolate cake. He blew them all out in one try. Then, he and his friends ate the cake. Michael cut the cake into 8 equally sized pieces in only three cuts. How did he accomplish this?** // Daniel is now two for two. Super! //

1 + 1 + 3 + 5 = 10 1 + 1 + 1 + 7 = 10  1 + 3 + 3 + 3 = 10  Changing the order of the numbers does not count as a different way. How many ways can you add 8 odd numbers to get 20? //Solved this one as a class and got 11. Hope that's right because I helped them.//
 * 1) 3) There are three ways to add 4 odd numbers and get a sum of 10.

//**Mack got it....in fact he was the only one who gave it a try!**//
 * 1) 4) Here's an easy one. First to solve wins a CYBG. Write the following number in standard form: sixteen billion, four hundred fifty one million two.

//**#5) Samantha has two pieces of cloth. One is 72 cm wide and the other is 90 cm wide. She wants to cut both pieces of cloth into strips of equal width as wide as possible. How wide should she cut the strips?**// //**Good Job Mack! Pays to have an ipod huh?**//

#6) Here's an easy one if you were listening in class today. If I scored 3 birdies, 4 pars, a bogey and a double bogey, what would be my golf score? Chantel got this one! Yippee!

#7) Since we're working with decimals right now.....a student said "51 divided by 3 equals 17, therefore 3 divided by 51 must equal 17". Is this reasoning correct? Explain why or why not.

#8) This is a three parter based on our last unit of study: fractions, ratios and percents. a) A football player played 49 quarters. How many games is that equvalent to? b) Adult and student passes for the Folk Festival sold in the ratio of 5:2. There were 340 student passes sold. Find how many adult passes and total passes were sold. c) Mr. Singh has 25 students. He took a poll of favourite sports and found these results: 10 football, 8 basketball, 5 volleyball, 2 badminton. What are the percentages for each sport?

//** #9) Find three words that have the following vowel to consonant ratios: a) 2:3 b) 3:5 c) 1:4 **//