4. Nine people gave contributions in pesos 100, 200, 100, 300, 300, 200, 130,
100 and 100 for a door size. What is the median contributions?
a. Php 100
b. php 175
c. php 150
d. php 200
5. If the heights in centimetres of a group students are 180, 180, 173, 170, and
167. What is the mean height of these students?
a. 170
b. 173
d. 172
c. 174​