Sara ran laps around the gym. Her times are shown in the table. Sara thinks the number of laps is proportional to the time because the number of laps always increase by 2. Is she right? Explain your answer.

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.

What are the digits that repeat in the smallest sequence of repeating digits in the decimal equivalent of 24/11?

Ibeg you to me 20. a reaction produces 4.93 l of oxygen, but was supposed to produce 1 mol of oxygen. what is the percent yield?