Answer:
8
Step-by-step explanation:
Eight people are at least 169.5 cm tall because the frequency of people that height is five. The frequency of people taller than 169.5 (because it said 'at least') is three. 5 + 3 = 8
Option 3 Or number 5
4
The slope is 4 because the x part of the equation is the slope.
Answer
12 and 36 and 13