Fill in the blanks.
0.8 of the males are equal to
25 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 decimal and fraction into units.
0.8 =
810 =
4545 of the males =
25 of the females
Make the numerators the same.
LCM of 4 and 2 = 4
4 x 15 x 1 of the males =
2 x 25 x 2 of the females
45 of the males =
410 of the females
Number of males = 5 u
(b)
Number of females = 10 u
(c)
Total number of males and females
= 5 u + 10 u
= 15 u
(d)
Difference between the number of females and males
= 10 u - 5 u
= 5 u
Answer(s): (a) 5; (b) 10; (c) 15; (d) 5