A restaurant sells coffee refill mugs for $5.75. Each refills costs $1.50. Last month James spent $24.50 on mug and refill
Write an equation you can find the number of refills James bought.
Let, r, represent the number of refills.

"you know, playing tennis is healthier than watching a tennis match on television," katya remarked to her couch potato brother. in this sentence, healthier is a/an a. superlative. b. comparative. c. positive form. d. adverb.

Lydia collected two sets of data one set of data shows an outlier. which set has an outlier, and which number is the outlier?

Acompany that manufactures and sells guitars made changes in their product range. from the start they had 20 models. then they reduced the number of models to 15. as a result, the company enjoyed a 10% increase in turnover. - how much did the stock level change? in (%)