A diamond ring that normally sells for $1,275 is on sale for $1,020. A ruby ring that normally sells for $290 is on sale for $203. What’s the percent markdown for the diamond ring?

What’s the percent markdown for the ruby ring?

Compare the percent markdowns for both rings?

Which of the following is best modeled using a linear equation y=ax+b, where a is less than 0?

Tatiana reads 40 pages of her book every night for x number of nights. write an expression that shows the number of pages she has read

Pleasse me i need an answer. give me the correct answer. answer if you know it ! the club will base its decision about whether to increase the budget for the indoor rock climbing facility on the analysis of its usage. the decision to increase the budget will depend on whether members are using the indoor facility at least two times a week. use the best measure of center for both data sets to determine whether the club should increase the budget. assume there are four weeks in a month. if you think the data is inconclusive, explain why.