Which value or values for the variable c from the set below, will make 5.6 + 0.4c ≤ 6c true?

(Remember, ≤ means less than and/or equal to.)

(0, 0.875, 1, 2.5)

A. Only 2.5
B. 1 and 2.5
C. 0.875 and 1, and 2.5
D. all values in the sets.

He expression 2(l + w) is used to calculate the perimeter of a rectangle, where l is length and w is width. if the length is fraction 2 over 3 unit and the width is fraction 1 over 3 unit, what is the perimeter of the rectangle in units? fraction 2 over 3 unit 1 unit 1fraction 2 over 3 units 2 units

Ageologist had two rocks on a scale that weighed 4.6 kilograms together.rock a was 0.5 of the total weight.how much did rock a weigh?

Sketch one cycle if the cosine function y=2cos2theta