The maximum grade allowed between two stations in a rapid-transit rail system is 3.5%. between station a and station b, which are 290 ft apart, the tracks rise 9; ftwha
is the grade of the tracks between these two stations? round the answer to the nearest tenth of a percent. does this grade meet the rapid-transit rail standards?
the grade of the tracks between station a and station b is
%.

Agroup of students want to create a garden. they do not know the exact measurements but they propose using a variable to represent the length and width of the garden. the length of the garden is 10 feet longer than double the width. use a single variable to write algebraic expressions for both the length and width of the garden. write an algebraic expression for the area of the garden. use mathematical terms to describe this expression.

Which of the following is missing in the explicit formula for the compound interest geometric sequence below?

Simplify the algebraic expression 8y-2(y+4)