Fill in the blanks.
110 of the girls are equal to
23 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.
110 of the girls =
23 of the boys
Make the numerators the same using the LCM of 1 and 2.
LCM of 1 and 2 = 2
1 x 210 x 2 of the girls of the girls =
2 x 13 x 1 of the boys
220 of the girls =
23 of the boys
The totals are shown in the denominators.
Number of girls = 20 u
(b)
Number of boys = 3 u
(c)
Total number of girls and boys
= 20 u + 3 u
= 23 u
(d)
Difference between the number of girls and boys
= 20 u - 3 u
= 17 u
Answer(s): (a) 20; (b) 3; (c) 23; (d) 17