The finite arithmetic sequence has 9 terms. The last term is 90 and the common difference is 5. What is the first term?

The ratio of blue cards to green cards is 2 to 5. there are 8 blue cards. complete the diagram and explain how you can find the number of green cards.

Over the last 8 nights, elyse earned the following in tips: {105, 120, 84, 95, 100, 132, 140}. if she earns $140 a night for the next four nights, which measure of center would increase more, the mean or median?

Need showing work for this problem 56.25 ×25.80