Fill in the blanks.
15 of the females are equal to
57 of the males.
- Number of females = _____ u
- Number of males = _____ u
- Total number of females and males = _____ u
- Difference between the number of females and males = _____ u
(a)
Change fraction into units.
15 of the females =
57 of the males
Make the numerators the same using the LCM of 1 and 5.
LCM of 1 and 5 = 5
1 x 55 x 5 of the females of the females =
5 x 17 x 1 of the males
525 of the females =
57 of the males
The totals are shown in the denominators.
Number of females = 25 u
(b)
Number of males = 7 u
(c)
Total number of females and males
= 25 u + 7 u
= 32 u
(d)
Difference between the number of females and males
= 25 u - 7 u
= 18 u
Answer(s): (a) 25; (b) 7; (c) 32; (d) 18