The price of a train ticket has increased
by 5%. It now costs £189. How much
did it cost before the price increase?
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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?

Opposite angles in a parrellelogram are

Which statement accurately describes how to perform a 90° clockwise rotation of point a (1,4) around the origin?