If an atom has an atomic number of 54, how many protons does it have?

What is the simplified form of (3.25x10^3)(7.8x10^6) written in scientific notation?

Mr.zimmerman invested $25,000 in an account that draws 1.4 interest, compouneded annually. what is the total value of the account after 15 years

Hey hotel charges guests $19.75 a day to rent five video games at this rate which expression can be used to determine the charge for renting nine video games for one day at this hotel? pls