Fill in the blanks.
13 of the males are equal to
45 of the females.
- Number of males = _____ u
- Number of females = _____ u
- Total number of males and females = _____ u
- Difference between the number of males and females = _____ u
(a)
Change fraction into units.
13 of the males =
45 of the females
Make the numerators the same using the LCM of 1 and 4.
LCM of 1 and 4 = 4
1 x 43 x 4 of the males of the males =
4 x 15 x 1 of the females
412 of the males =
45 of the females
The totals are shown in the denominators.
Number of males = 12 u
(b)
Number of females = 5 u
(c)
Total number of males and females
= 12 u + 5 u
= 17 u
(d)
Difference between the number of males and females
= 12 u - 5 u
= 7 u
Answer(s): (a) 12; (b) 5; (c) 17; (d) 7