What percent of 300 is 90. Help please

"how does lena finally defeat the robots? ” this question will best be used to describe the story’s exposition. rising action. climax. falling action.

Select all the correct answers. what is 221,000,000,000,000,000,000 expressed in scientific notation?

One of the inventors of integrated circuits observed that the number of transistors that fit on an integrated circuit will double every 24 months. what type of relationship most appropriately models this situation?