Fill in the blanks.
29 of the girls are equal to
13 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.
29 of the girls =
13 of the boys
Make the numerators the same using the LCM of 2 and 1.
LCM of 2 and 1 = 2
2 x 19 x 1 of the girls of the girls =
1 x 23 x 2 of the boys
29 of the girls =
26 of the boys
The totals are shown in the denominators.
Number of girls = 9 u
(b)
Number of boys = 6 u
(c)
Total number of girls and boys
= 9 u + 6 u
= 15 u
(d)
Difference between the number of girls and boys
= 9 u - 6 u
= 3 u
Answer(s): (a) 9; (b) 6; (c) 15; (d) 3