Fill in the blanks.
0.6 of the girls are equal to
49 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 decimal and fraction into units.
0.6 =
610 =
3535 of the girls =
49 of the boys
Make the numerators the same.
LCM of 3 and 4 = 12
3 x 45 x 4 of the girls =
4 x 39 x 3 of the boys
1220 of the girls =
1227 of the boys
Number of girls = 20 u
(b)
Number of boys = 27 u
(c)
Total number of girls and boys
= 20 u + 27 u
= 47 u
(d)
Difference between the number of boys and girls
= 27 u - 20 u
= 7 u
Answer(s): (a) 20; (b) 27; (c) 47; (d) 7