Answer:
56
Step-by-step explanation:
A negative times a negative makes a positive, so:

Answer:
The median of the group that did not study is less than 80
Step-by-step explanation:
The median of the group that did not study is 79.5
Answer:
61
Step-by-step explanation:
straight line = 180 degree
to find the measure of angle QPR,
subtract 119 from 180
=> 180-119
=> 61
angle QPR = 61 degree
Answer:
any integer in between 29,30,31,32,33,34 will work.
Answer:
0
Step-by-step explanation:
−2−(−4)−2
=2−2
=0