Which number is less than -2 4/5 but greater than -3 1/5

a -3 1/2
b -3 2/3
c -2 1/2
d -2 7/8

Which expression can be used to determine the slope of the line that passes through the points -6, three and one, -9

Draw a tape diagram to represent each situation. for some of the situations, you need to decide what to represent with a variable andre bakes 9 pans of brownies. he donates 7 pans to the school bake sale and keeps the rest to divide equally among his class of 30 students

Lucy and donavan measured the length of the school garden. lucys measurement is 11.3m and donavans measurement is 113 cm. could both be correct? explain