You are buying a mobile phone and look at the table of tariffs below. network - talklots texts minutes charge per month contract 500 100 £15.00 pay as you go 10p each 20p a minute none how much would you pay if you sent 50 texts and used 65 minutes on the “pay as you go” package with talklots?

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

5,600 x 10^3 = a) 560 b) 5,000,600 c) 5,600,000 d) 56,000

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