Answer: I'm not sure about the first question, I've never been good at equations. The second one is asking for 15x30 = 450. She will make 450 dollars for 15 hours of work.
Step-by-step explanation:
20% is 150 of 30!
Have a great day! :)
Answer:
Greta spends$25-$20=$5per week.
Answer: 3) 0.8493
Step-by-step explanation:
Given : Red Bull GmbH (the parent company) has observed that daily sales are normally distributed with an average of 7,421,143 drinks sold with a standard deviation of 6,974.621.
i.e.

Let x denotes the daily sales .
Then, the probability that on a given day below 7,428,350 drinks are sold would be :

Hence, the correct answer is 3) 0.8493