Question

number of weeks
0
1
2
3
4
5
1 - 10
11 - 20
21 - 30
31 - 40
41 - 50
amount of wages in dollars
what does the gap from 21–30 tell alexandra about her weekly salary?
she did not work that week.
her salary was between 21 and 30 dollars.
none of her paychecks were between 21 and 30 dollars.
she only had 14 paychecks.

Explanation:

The bar graph shows the number of weeks Alexandra earned wages in different dollar ranges. A gap (no bar) for the 21-30 range means there are 0 weeks where her weekly salary fell into that interval. This directly translates to no paychecks in that amount range.

Answer:

None of her paychecks were between 21 and 30 dollars.