Fill in the blanks.
12 of the males are equal to
57 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.
12 of the males =
57 of the females
Make the numerators the same using the LCM of 1 and 5.
LCM of 1 and 5 = 5
1 x 52 x 5 of the males of the males =
5 x 17 x 1 of the females
510 of the males =
57 of the females
The totals are shown in the denominators.
Number of males = 10 u
(b)
Number of females = 7 u
(c)
Total number of males and females
= 10 u + 7 u
= 17 u
(d)
Difference between the number of males and females
= 10 u - 7 u
= 3 u
Answer(s): (a) 10; (b) 7; (c) 17; (d) 3