Ratio
Presentation
•
Mathematics
•
9th Grade
•
Hard
Joseph Anderson
FREE Resource
4 Slides • 5 Questions
1
ratio and proportion
practice set 4.1
2
(4) Three persons can build a small house in 8 days. To build the same house in 6 days, how many persons are required?
3
Poll
(4) Three persons can build a small house in 8 days. To build the same house in 6 days, how many persons are required?
4
7
6
9
4
Convert the following ratios into percentage.
(i) 15 : 25
5
Poll
Convert the following ratios into percentage.
(ii) 47 : 50
100 %
87 %
94%
50 %
6
Poll
(iii) 7:10
70 %
80 %
10 %
7
Poll
(iv) 546 : 600
91 %
92 %
93 %
8
Poll
(v) 7 : 16
12.96 %
43.75%
54.91%
9
The ratio of ages of Abha and her mother is 2 : 5. At the time of Abha's birth her mothers age was 27 year. Find the present ages of Abha and her mother.
ratio and proportion
practice set 4.1
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