Asmall airplane flies 750 miles with an average speed of 300 miles per hour. 1 hour after the plane leaves, a boeing 747 leaves from the same point. both planes arrive at the same time, what was the average speed of the 747

In the diagram below, dab and dac are adjacent angles. if mdac = 25°, what is mdab in degrees? what is mbac in degrees?

Trent wants to buy 2 packs of trading cards for 3 dollars each. the trading card packs that trent normally buys tend to come in packs of 6, 10, 12, or 15 cards. after selecting 2 packs, trent found that the first pack of cards cost 25 cents per card, and the second pack cost 30 cents per card. trent uses this information to write the equations below in order to compare c, the number of cards in each pack.

What is the value of x in the following equation? -3x-2=2x+8