Last year boris paid £256 for his car insurance. this year he has to pay £894 for his car insurance. work out the percentage increase in the cost of his car insurance.

What is the value of 1/3x + 7x when x = 5

50 ! pls ! 12.  building codes regulate the steepness of stairs. homes must have steps that are at least 13 inches wide for each 8 inches that they rise.

a. discuss how to find the slope of the stairs.
b. describe how changing the width or height affects the steepness of the stairs.

Answer this question! 30 points and brainliest! only if you know the answer.