Answer:
15
Step-by-step explanation:
=
Cross multiply 120*100 = 800x
12000= 800x
15 = x
(3, -3) is correct
-4 × 3 = -12. -12 + 9 = -3
1. Order the values. 2. Find the median. 3. Find the lower quartile. 4. Find the upper quartile.
6 minutes per kilometer