Aseamstress has 1/4 of a foot of thread. then she uses 1/5 of a foot of thread to sew a hole. how much of the thread is left?

a) 9/20 of a foot
b) 3/20 of a foot
c) 1/20 of a foot
d) 1/16 of a foot

Let w=23 . what is the value of w + 45 ?

Do some research and find a city that has experienced population growth. determine its population on january 1st of a certain year. write an exponential function to represent the city’s population, y, based on the number of years that pass, x after a period of exponential growth. describe the variables and numbers that you used in your equation.

The ratio of the measures of the three angles in a triangle is 2: 9: 4. find the measures of the angels