Yo I’m a 10th grader that needs math help can y’all answer this fam?

The two square pyramids are similar. find the total volume of both pyramids if the ratio of their surface areas is 9/16

The interior angles formed by the side of a hexagon have measures of them up to 720° what is the measure of angle a

22. catie is starting a babysitting business. she spent $26 to make signs to advertise. she charges an initial fee of $5 and then $3 for each hour of service. write and solve an inequality to find the number of hours she will have to babysit to make a profit. interpret the solution.!