Water vapor 0-4%
Oxygen
21%
Nitrogen
78%
Figure 15-3
In Figure 15-3, which gas makes up the greatest percentage of Earth's atmosphere?

Acommunity group sells 2,000 tickets for its raffle. the grand prize is a car. neil and 9 of his friends buy 10 tickets each. when the winning ticket number is announced, it is found to belong to neil's group. given this information, what is the probability that the ticket belongs to neil? a.1/5 b.1/10 c.1/200 d.1/4

Meghan has created a diagram of her city with her house, school, store, and gym identified. a. how far is it from the gym to the store? b. meghan also wants to walk to get some exercise, rather than going to the gym. she decides to walk along arc ab. how far will she walk? round to 3 decimal places.

Which exponential function has an initial value of 2? f(x) = 2(3x) f(x) = 3(2x)