Fill in the blanks.
58 of the girls are equal to
45 of the boys.
- Number of girls = _____ u
- Number of boys = _____ u
- Total number of girls and boys = _____ u
- Difference between the number of girls and boys = _____ u
(a)
Change fraction into units.
58 of the girls =
45 of the boys
Make the numerators the same using the LCM of 5 and 4.
LCM of 5 and 4 = 20
5 x 48 x 4 of the girls of the girls =
4 x 55 x 5 of the boys
2032 of the girls =
2025 of the boys
The totals are shown in the denominators.
Number of girls = 32 u
(b)
Number of boys = 25 u
(c)
Total number of girls and boys
= 32 u + 25 u
= 57 u
(d)
Difference between the number of girls and boys
= 32 u - 25 u
= 7 u
Answer(s): (a) 32; (b) 25; (c) 57; (d) 7