Al predicted that he would sell 220 hot dogs at lunch time. when the hot dogs ran out, 35 people were still waiting in line to buy hot dogs. what was the percent error in the estimate? round the answer to the nearest tenth. the percent error!

Zed is making a centerpiece for his dining room table by putting sand in a cube-shaped vase. the vase is 0.25 meters in length, width, and height. he bought 25 kg of sand. assume the density of dry sand is 1,602 kgm3. what is the volume of the sand that zed purchased? the volume of the sand is approximately m3. enter your answer as the number that correctly fills in the blank in the previous sentence. if necessary, round your answer to six decimal places, like so: 42.536475