during a trip, amy had to take two different trains. her first train traveled for 3 3 hours, and the second train traveled for 4 4 hours. combined, the trains traveled 625 625 miles. if the equation 3m+4n=625 3m+4n=625 represents this situation, which statements are true regarding this equation? select two that apply.
Ngrid mixes 3.6 pounds of almonds with some raisins to make a trail mix. she divides the trail mix into 12 equal portions. each portion weighs 0.7 pound. how many pounds of raisins did she use to make the trail mix? express the answer to the nearest tenth.
Savannah is painting a striped background for a mural on a wall that is 1515 yards long. she wants a total of 9696 stripes that are all the same width. which calculation should savannah use to decide how wide to make each stripe?