Which equation demonstrates the use of a simple interest formula, , to compute the interest earned on $70 at 3% for 12 years?

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?

What values of x satisfy the inequality x^2-9x< 0? how is your answer shown on the graph?

What are the first 4 terms in the multiplication pattern given by the formula 2×4n