A woman invests $39,000, part at 8% and the rest at 9 1 2 % annual interest. If the 9 1 2 % investment provides $642.50 more income than the 8% investment, how much is invested at each rate?

Acar travels at an average speed of 56 miles per hour. how long does it take to travel 196 miles

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?

What value is a discontinuity of x squared plus 8 x plus 4, all over x squared minus x minus 6?