Ann has 20pairs of high heels to 10 pairs of flats. Jane has 8 pairs of high heels to 4 pairs of flats. Are these ratios equivalent?

How many terms does the polynomial x^2 y^2 have

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.!

Cone a has a surface area of 384 ft2 and cone b has a surface area of 96 ft? . what is the ratio of their volume?