Apsychologist has a taxable income of 59450 last year. if he paid 10% of his income between $0 and $8350, 15% of his income between $8350 and $33950, and 25% of his income between $33950 and $59450 in federal income tax, how much did the psychologist pay in federal income tax last year?

The number of revolutions of two pulleys is inversely proportional to their diameters. if a 24-inch diameter pulley making 400 revolutions per minute is belted to an 8-inch diameter pulley, find the number of revolutions per minute of the smaller pulley.

How are sas and sss used to show that two triangles are congruent?

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?