Help me out, it'd be very appreciated! Quick points!

On any given day, the number of users, u, that access a certain website can be represented by the inequality 1125-4530 which of the following represents the range of users that access the website each day? u> 95 or u < 155 95> u> 155 u< 95 or > 155 95

Will give brainliest series to sigma notation write the following series in sigma notation. 6+10+14+18+22+26+30 example image shown below.

What effect would doubling all the dimensions of a triangular pyramid have on the volume of the pyramid? explain your reasoning.