Answer:
23
Step-by-step explanation:
You need to draw a line of best fit, then extend the x-axis, but from inspection I think it is 23.
(19 is too low, 36 is too high)
You have to divide to find a common number. 143/13=11
1:11
Mary will have Both swimming and diving lessons on January 14
The non-rounded sum is 15.579, so you’d round up to 16 since 5 and up rounds up. Hope this helps<3