Carlos bought 29 pounds of rice for $12. how many pounds of rice did he get per dollar?

jessica runs 7 miles in 51 minutes. how many miles does she run per minute?

In the figure shown below, m < 40 and ab =8. which equation could be used to find x?

Can someone check if i did this correct. it’s number 4 if you’re wondering.

Afrequency table of grades has five classes (a, b, c, d, f) with frequencies of 3, 13, 14, 5, and 3 respectively. using percentages, what are the relative frequencies of the five classes?