Fill in the blanks.
25 of the boys are equal to
89 of the girls.
- Number of boys = _____ u
- Number of girls = _____ u
- Total number of boys and girls = _____ u
- Difference between the number of boys and girls = _____ u
(a)
Change fraction into units.
25 of the boys =
89 of the girls
Make the numerators the same using the LCM of 2 and 8.
LCM of 2 and 8 = 8
2 x 45 x 4 of the boys of the boys =
8 x 19 x 1 of the girls
820 of the boys =
89 of the girls
The totals are shown in the denominators.
Number of boys = 20 u
(b)
Number of girls = 9 u
(c)
Total number of boys and girls
= 20 u + 9 u
= 29 u
(d)
Difference between the number of boys and girls
= 20 u - 9 u
= 11 u
Answer(s): (a) 20; (b) 9; (c) 29; (d) 11