Find the percent of a change from 10 yards to 13 yards.. how ? ?

In 1995 america online had about 3000000 users over the next decade users are expected to increase from a few million to the tens of millions suppose the number of users increased by 150% by the year 2000 how many users will there be in the year 2000

Describe a situation where it would be beneficial to round decimals to the nearest dollar. explain why you would use rounding in that situation.

Can someone me on this math worksheet about finding the given variable for these angles, and whether the triangles are similar. i really need these answers i’m so confused: ( !