The price of a stock increased 1/2 cent monday morning. on monday aftemoon, the price of the stock decreased 5/6 cent. on tuesday morning, the price increased 1/4 cent. what is the overall change in the stock's price?

Dylan and dusty plan to take weekly surfing lessons together. if the 2-hour lessons are $20 per person and they plan to spend $100 each on new surfboards, what is the maximum number of lessons the two can take if the total amount spent for lessons and surfboards is at most $480?

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

If the scale factor between two circles is 2x/5y what is the ratio of their areas?