Fill in the blanks.
0.4 of the boys are equal to
38 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.
0.4 =
410 =
2525 of the boys =
38 of the girls
Make the numerators the same.
LCM of 2 and 3 = 6
2 x 35 x 3 of the boys =
3 x 28 x 2 of the girls
615 of the boys =
616 of the girls
Number of boys = 15 u
(b)
Number of girls = 16 u
(c)
Total number of boys and girls
= 15 u + 16 u
= 31 u
(d)
Difference between the number of girls and boys
= 16 u - 15 u
= 1 u
Answer(s): (a) 15; (b) 16; (c) 31; (d) 1