A pan of brownies is 7/10 full. Tyreese buys 2/5 of the brownies. a. Draw a picture of how the brownie pan looks before and after Tyreese buys his brownies.

b. What fraction of a whole pan of brownies does Tyreese buy?

Write an equation for the function that includes the points (1,4/5) and (2,2/3)

List x1, x2, x3, x4 where xi is the midpoint endpoint of the five equal intervals used to estimate the area under the curve of f(x) between x = 0 and x = 10.

Without any equipment, you can see stars that are 2{,}800{,}0002,800,0002, comma, 800, comma, 000 light-years away. by looking through a small telescope, you can see stars that are 3{,}112{,}000{,}0003,112,000,0003, comma, 112, comma, 000, comma, 000 light-years away. approximately how many times as far can you see using a small telescope as without any equipment?