Fill in the blanks.
The number of boys is 7 times as many as the number of girls.
The number of adults is twice the number of boys.
- Number of boys = _____ u
- Number of adults = _____ u
- Total number of people = _____ u
Adults |
Boys |
Girls |
|
7 |
1 |
2x7 |
1x7 |
|
14 u |
7 u |
1 u |
(a)
Change X times into units.
The number of boys is 7 times as many as the number of girls.
Number of girls = 1 u
Number of boys
= 7 x 1 u
= 7 u
(b)
The number of adults is twice the number of boys.
Number of adults
= 2 x 7 u
= 14 u
(c)
Total number of people
= 1 u + 7 u + 14 u
= 22 u
Answer(s): (a) 7; (b) 14; (c) 22