4% of $57.84
= 2.31 est. is sales tax
5(0.85)t < 1.5 is 15% decay
50(1.05)t < 100 is 5% growth
150(1.50)t > 500 is 50% growth
50(1.15)t < 150 is 15% growth
Answer:

Step-by-step explanation:
Given



Required
Determine 
From laws of probability, we have:

Substitute in values


Hence,
<em> is calculated to be 0.557</em>
Answer:
Step-by-step explanation:
25(w+10) + 13.5(w +10)
Answer:
980
Step-by-step explanation:
they are 14 5s in 70 so you only need to multiply 14×70 =980 or you can add 70 to itself 14 times