Tell whether 12/8 and 3/6 form a proportion

Suppose two trains leave a certain station, at the same time, traveling in opposite directions. One train travels 1010 mph faster than the other. In 4.54.5 hours, the trains are 459459 miles apart. Find the speed of each train.

At 10:03 am a submarine is 210 feet below sea leve. It descends at a rate of 15 feet per minute Where is the submarine at 10:09

How to draw a obuse angle

16 c = ___ pt (explain)

The sequence an = 1 (3) ^ (n - 1) is graphed below: Find the average rate of change between n = 1 and n = 3. A) 1/3 B) 1 C) 3 D) 4

Word form #127,125,23

Jack had 3 bags of golf balls wit b balls in each bag; then his friend gave him 6 more golf balls. Write you answer as an equation

How many total seats will the airline gain by purchasing three more of both the 737 aircrafts and MD-88 aircrafts? There is a chart too: aircraft seats 737 - 150 757 - 183 767 - 250 MD-88 142 777 - 268

Solving proportions decimals 8.9/44.5 = k/33.5

Ron finds 9 books at a bookstore that he would like to buy, but he can afford only 5 of them. In how many ways can he make his selection? How many ways can he make his selection if he decides that one of the books is a must? a. 3024; 1680 b.