The number of taxi accidents is approximated by y=−143.3x2+1823.3x+6820 and the number of injuries is approximated by y=−416.72x^2+4416.7x+8500. let x=0 represents 1990, x=1 represents 1991, and so on. according to the equation for the number of accidents, if the trend continued, how many taxi accidents occurred in 1998?

The art class is planning to paint a mural on an outside wall. this figure is a scale drawing of the wall. width: 11 in length: 28 in unit rate: 1.5 ft per in. write the ratio of the area of the drawing to the area of the actual mural. write your answer as a unit rate. show that this unit rate is equal to the square of the unit rate 1.5 ft per in