A 4.2%
Explanation: that might be the answer ✌︎☆♪ ٩( ᐛ )و
Class B has the most consistant sleep because there is less of a difference between 6.87 and 3.65 than the other classes.
Answer:

Step-by-step explanation:
According to the problem, the hot-air ballon and the wind are movind in the same direction, which means the component form of the velocity of the ballon is the net vector between both velocities.
Basically, the net velocity is

Because both velocities have the same direction.
Assuming they are moving in a horizontal direction, the component of this velocity is

A girl has 20 marbles
10 are red, 7 are blue, and 3 are green
If she picks 5 marbles, without replacing them, what are the chances all 5 are red?
10/20 * 9/19 * 8/18 *7/17 * 6/16
1/2 * 9/19 * 4/9 * 7/17 * 3/8
1/2 * 1/19 * 3/2
1/76
Answer:
Step-by-step explanation:

Compare the powers now
2x = -3
x = -3/2