Which statement best explains whether using a calculator or determining the solution by hand would be the most efficient way to fully simplify the expression Seven-ninths plus seven-ninths plus five-fifths minus 3? hurry i need ASAP

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

An elevator travels 310 feet in 10 seconds. at that speed, how far can't his elevator travel in 12 seconds?

In which quadrant does the point lie? write the coordinates of the point. a. quadrant ii; (–2, –4) b. quadrant iii; (2, 4) c. quadrant iii; (–2, –4) d. quadrant iv; (–4, –2)