## Tuesday, October 20, 2009

### BOB on Elizabeth's ratio/ BOB 2 late homework.

>,< >.< >,< >.<Wheeeeeeeeeeeeeeeeeeeeeeeeeeeeee
Part to Part ratio
Blues to greens ( 3:2)
Yellow to Orange(2:3)
White to Pink ( 1: 2)
Part to Whole ratio
Green to All (2:22) or 1:11
orange to All (3:22) or 1 1/2 : 11
Three Term Ratio
Pink : Green : Blue ( 2:2:3)
orange: white : red (3:1:1)
Yellow To ORange
Ratio- 1:2
Fraction- 1/2
Decimal - 0.5
Percent - 50%
THE QUESTIONS ?
1 Why is there fraction in the ratio, Part to whole ratio?
2. Is there another way with out using any fraction in a ratio?
3. Use a Part to Whole ratio and simplified it

BOB 2 : The First real Test of Ratio

1: What is the mistake that I did in the test ?

The Mistake in Multiple choice was:
3 1
4 2
5 6
7
8
9
10

The mistake was in " Show your work" is....

12. 13. 14. 11.
a) 8:32 b)10:80 c)5:125 d)18:27
4:8 5:60 1:25 6:9

16. 17. 18. by doing a ratio of 60% of the student election that were voted by 485 cast.

0.6 /485= 291 or 291 x 100 = 2.91

#### 1 comment:

1. good job. i liked how you used different colours for your scribepost.