What’s the steps you take to simplify fractions..? (Ik it’s such a stupid question but I still don’t get the whole fraction thing)

What is 20+(5 x 2/5 )+ 3 show your work

What is the best reason for jacinta to have a savings account in addition to a checking account

An initial investment of $100 is now valued at $150. the annual interest rate is 5%, compounded continuously. the equation 100e0.05t = 150 represents the situation, where t is the number of years the money has been invested. about how long has the money been invested? use your calculator and round to the nearest whole number. years