If y varies inversely as x and y = 6 when x = 5. Find y when 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?

Witch sequence shows a pattern where each term is 1.5 times the previous term

An expression for the average of x 2x and 3y