Stabroek News Sunday

Grade Six Mathematic­s

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1. 12 - C; 6. 24 - C; 11. 41- P; 16. 60 - C; 2. 13 - P; 7. 25 - C; 12. 43 - P; 17. 63 - C; 3. 17 - P; 8. 29 - P; 13. 49 - C; 18. 67 - P;

1. 8 = 2 x 2x 2

3. 15 = 3 x 5

5. 20 = 2 x 2 x 5

7. 28 = 2 x 2 x 7

9. 72 = 2 x 2 x 2 x 3 x 3

1. 6 and 9 = 3 3. 12 and 16 = 2 and 4 5. 8 and 20 = 2 and 4 7. 25 and 40 = 5 9. 24 and 42 = 2, 3, and 6

10. 36 and 48 = 2, 3, 4, 6, and 12 4. 18 - C; 9. 33 - C; 14. 51 - C; 19. 73 - P; 5. 19 - P; 10. 37 - P; 15. 57 - C; 20. 77 - C.

2. 10 = 2 x 5

4. 16 = 2 x 2 x 2 x 2

6. 24 = 2 x 2 x 2 x 3

8. 60 = 2 x 2 x 3 x 5

10. 96 = 2 x 2 x 2 x 2 x 2 x 3

2. 6 and 8 = 2

4. 9 and 12 = 3

6. 18 and 30 = 3 and 6 8. 15 and 20 = 5 3.

Today, both the soccer team and the basketball team had games. The soccer team plays every 3 days and the basketball team plays every 5 days. When will both teams have games on the same day again?

A manager at a restaurant can buy hamburger buns in packages of 8 and hamburger patties in packages of 6. What is the fewest number of packages of each product he can buy to have an equal number of hamburger patties and buns?

A man smiles at his wife every 3 seconds while the wife smiles back every 6 seconds. When will both husband and wife smile at each other at the same time?

Steve can save 9 dollars every day, while Maria can save 12 dollars. What is the least number of days it will take each person to save the same amount of money?

Boxes that are 12 centimetre­s tall are being piled next to boxes that are 10 centimetre­s tall. What is the least height at which the two piles will be the same height?

A radio station plays “Yesterday” by the Beatles once every 2 days. Another station plays the same song once every 3 days. How many times in 30 days will both radio stations play the same song on the same day?

Two men running a marathon took a sip of water at the same time 72 minutes after they started the race. If the first man took a sip of water every 9 minutes, how often did the other man take a sip of water?

10. A train to New York City leaves a station every 7 minutes. Another train to Boston leaves the station every 6 minutes. Suppose it is 6.30 am right now. At what time will both trains leave the station together?

Remember: Always ask yourself the following questions when you want to solve a word problem: What is the sum telling me? What is the sum asking me?

afford to buy new cloths.

4. The principle of our school ordered some stationary with the school badge and motto printed on it.

5. Last month a man was hung in Georgetown; everyone in the street outside the jail kept very quite until it was all over.

6. The reason I can’t come is because I don’t want to loose marks in the test tomorrow so I’ve got to study.

7. He didn’t tell me weather he would be coming tomorrow, but between you and I it seems unlikely.

8. Myself and brother were there when the President’s car past. 9. How long have you been laying here in the hammock? I hope you’re not going to say you have too much chores to do!

10. Tom is much more stronger than he was last week: I think he’s going to be alright now dont you?

SPELLING

The following are 15 words that are frequently misspelt. Ask someone to test you and see if you can spell all of them correctly. Check any new words in your dictionary. Write out any words that you couldn’t spell, and make sure they will never catch you again!

 ??  ?? Answers to last week’s exercises: Prime (P) or Composite (C)
Prime Factors
Common Factors
Answers to last week’s exercises: Prime (P) or Composite (C) Prime Factors Common Factors

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