Sophia babysat for 3 7/12 hours on Friday. She babysat 2 5/6 on Saturday. For the following statements estimate how long Sophia babysat on Friday and Saturday combined. Explain your answer.

If f(x)=2x^6+x^2+2 then what is the remainder when f(x)is divided by x+2

The number of chocolate chips in a bag of chocolate chip cookies is approximately normally distributed with a mean of 12611261 chips and a standard deviation of 118118 chips. (a) determine the 2626th percentile for the number of chocolate chips in a bag. (b) determine the number of chocolate chips in a bag that make up the middle 9696% of bags. (c) what is the interquartile range of the number of chocolate chips in a bag of chocolate chip cookies?

Afamily went out to dinner and their bill was $113.if they want to leave a 19% tip, how much should they leave.