You check out at the grocery store with $32.74 worth of stuff. You pay with $50 bill. How much change will you receive

Describe the domain and range of y=2(3)^x-2+5

Given the two similar triangles, how do i find the missing length? if a=4, b=5, and b'=7.5 find a'

Awoman has 14 different shirts: 10 white shirts and 4 red shirts. if she randomly chooses 2 shirts to take with her on vacation, then what is the probability that she will choose two white shirts? show your answer in fraction and percent, round to the nearest whole percent.