Find a ·

b. |a| = 8, |b| = 7, the angle between a and b is 2π/3

Ben had 2 boxes of blocks. • Each box had 100 blocks. • He built a tower with 1/5 of the blocks out of each of the boxes. How many blocks did Ben use to build the tower?

Three brothers have some money. The oldest has 3/5 of the total, and the youngest has 1/10 of the total. If the oldest brother has $108, how much do each of the other brothers have?

James multiplies 38 by 55. He finds three of the four partial products: 40, 150, and 400. Which partial product is James missing? What is the solution?

Terry haas completed 15 homework problems, and susan has completed 9. Terry is completing 10 problems per hour, ans susan is completing 12 per hour. after how many hours will terry and susan have completed the same number of problems?

What is the number in standard form? 7.053*106 Select your answer from the drop down menu.

1) A jet travels 410 miles in 2 hours. At this rate, how far could the jet fly in 13 hours? What is the rate of speed of the jet?

What is 23 percent of 134?

What number multiples to - 60 but adds to - 17

What is the area for a parallelogram with the height of 14 and The base is 11

Manuel traveled 31 hours nonstop to Mexico, a total of 2,300 miles. He took a train part of the way, which averaged 80 mph, and then took a bus the remaining distance, which averaged 60 mph. How long was Manuel on the train?