Jen butler has been pricing speed-pass train fares for a group trip to new york. three adults and four children must pay $ 101.  two adults and three children must pay $ 72.  find the price of the adult's ticket and the price of a child's ticket.

An equation of the line tangent to y=x^3+3x^2+2 at its point of inflection is

The number of hours per week that the television is turned on is determined for each family in a sample. the mean of the data is 37 hours and the median is 33.2 hours. twenty-four of the families in the sample turned on the television for 22 hours or less for the week. the 13th percentile of the data is 22 hours. approximately how many families are in the sample? round your answer to the nearest integer.

What is not true about kl and mn? what is mn? (show your work)