The Mustang Lighting Company buys a certain model of lamp for $56.99 and sells it for $70.50. What percent of the selling price is the buying price? What percent of the selling price is profit?

Answer this 30 points and brainliest!

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?

Given: m∠ adb = m∠cdb ad ≅ dc prove: m∠ bac = m∠bca lol