Fill in the blanks.
0.8 of the boys are equal to
37 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 decimal and fraction into units.
0.8 =
810 =
4545 of the boys =
37 of the girls
Make the numerators the same.
LCM of 4 and 3 = 12
4 x 35 x 3 of the boys =
3 x 47 x 4 of the girls
1215 of the boys =
1228 of the girls
Number of boys = 15 u
(b)
Number of girls = 28 u
(c)
Total number of boys and girls
= 15 u + 28 u
= 43 u
(d)
Difference between the number of girls and boys
= 28 u - 15 u
= 13 u
Answer(s): (a) 15; (b) 28; (c) 43; (d) 13