Nuts. com sells raw almonds for $10 per pound and roasted pistachios for $12 per pound. christopher spends $70, before taxes and shipping, to purchase 6.3 total pounds of nuts. let a represent the number of pounds of almonds and let p represent the number of pounds of pistachios. which system of equations represents the situation?
question 1 options:

{10a+p=70
a+70p=6.3

{10a+12p=70
a+p=6.3

{10a+12p=6.3
a+p=70

{10a+12p=70
10a+12p=6.3

The krasnapolski is a top-of-the-line hotel in amsterdam, the netherlands. among their many services, they rent bicycles to guests. the bicycle checkout is open 24 hours per day 7 days per week and has 50 bicycles on hand. on average, 10 guests request a bicycle each day, arriving completely randomly at all times of the day during the spring and summer seasons. guests keep bicycles for four days on average, with a standard deviation of two days. how long does a guest on average have to wait for a bike? a. approximately 24 hours b. approximately 0.033 hours c. approximately 4 days d. approximately 47 minutes

Determine the solution for mc001-1.jpeg

1. if events a and b are non-overlapping events, how do you find the probability that one or the other occurs? 2. what does it mean if p(a or b) equals 1?