Inflation is at a rate of 7% per year. today bread cost is $3.79. what did it cost 10 years ago? how long before bread doubles?

Which of the following statement about pascal's triangle are true?

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers

How many heads would you expect if you flipped a coin twice? first, fill in the table below with the correct probabilities. hint: the sample space for flipping a coin twice is {hh, ht, th, tt}. a = b = c = f