Answer:
8136.45
Step-by-step explanation:
287 times 28.35 equals 8136.45.
Answer: -406
Step-by-step explanation:
We have the following expression:

In addition we know:
and
If we substitute this in the expresion, we will have:

Answer:
3/5
Step-by-step explanation:
Sin is opp/hyp so it would be 30/50 in lowest form it would become 3/5
We weere taking samples that were too large for the population too biased