Fill in the blanks.
0.8 of the males are equal to
35 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 =
35 of the females
Make the numerators the same.
LCM of 4 and 3 = 12
4 x 35 x 3 of the males =
3 x 45 x 4 of the females
1215 of the males =
1220 of the females
Number of males = 15 u
(b)
Number of females = 20 u
(c)
Total number of males and females
= 15 u + 20 u
= 35 u
(d)
Difference between the number of females and males
= 20 u - 15 u
= 5 u
Answer(s): (a) 15; (b) 20; (c) 35; (d) 5