Eliana is spending 3/5 of her monthly allowance on a costume for the talent show. She plans to spend $24. Draw a bar diagram to represent the situation. Then write and solve an equation to find the amount of Eliana’s monthly allowance

Geometry ? i don't know how to do any of these.

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?

Charlie is at an amusement park that has 18 different rides. each ride costs $1.75. the function c(r) = 1.75r represents the total amount of money that charlie will spend if he goes on r rides, but he never goes on the same one more than once. what domain and range are reasonable for the function?