Fill in the blanks.
The number of boys is 6 more than the girls.
The number of adults is six times the number of children.
Let the number of girls be 1 u.
- Number of boys = 1 u + _____
- Number of children = 2 u + _____
- Number of adults = _____ u + 36
- Number of people = _____ u + 42
(a)
Change X times and more than or less than into units.
The number of boys is 6 more than the girls.
Number of girls = 1 u
Number of boys = 1 u + 6
(b)
Number of children
= 1 u + 1 u + 6
= 2 u + 6
(c)
The number of adults is six times the number of children.
Number of adults
= 6 x (2 u + 6)
= 12 u + 36
(d)
Total number of people
= (2 u + 6) + (12 u + 36)
= 2 u + 12 u + 6 + 36
= 14 u + 42
Answer(s): (a) 6; (b) 6; (c) 12; (d) 14