Fill in the blanks.
The ratio of children to adults is 1 : 1.
The ratio of men to women is 5 : 11.
Use LCM and find the following.
- Number of children = _____ u
- Number of men = _____ u
- Difference in the number of women and men = _____ u
- Total number of people = _____ u
Children |
Adults |
1x16 = 16 u |
1x16 = 16 u |
|
Men |
Women |
16 |
5x1 |
11x1 |
16 u |
5 u |
11 u |
(a)
Change ratio into units.
Men : Women : Children
5 : 11 : 5 + 11
5 : 11 : 16
The number of adults is the repeated identity.
LCM of 1 and 16 is 16.
Number of children = 16 u
(b)
Number of men = 5 u
(c)
Difference in the number of women and men
= 11 u - 5 u
= 6 u
(d)
Total number of people
= 16 u + 16 u
= 32 u
Answer(s): (a) 16; (b) 5; (c) 6; (d) 32