Answer:
20%
Step-by-step explanation:
There is a 20% chance you get selected for researching China because 5 out of 25 spaces are ones for researching China.

Answer:
Step-by-step explanation:
inside the castle
If the sample is truly random, every member of the population should have an equal chance to be selected. Because of this, Paula and Peter's probability of being chosen will be equal: 1/9800
Answer:
Step-by-step explanation:
4 workers × 5 hours = 20 worker-hours
Each vehicle requires 1 worker-hour
For five workers it will take four hours
Answer:
0=-6 There can't be an answer for x
Step-by-step explanation:
1: distribute: 2x=2x-6
2: isolate x by subtracting 2x from both sides: 0=-6