The amount of sales of single scoop ice-cream cones during the summer s(c) varies directly with the number of customers c.
Ten customers bought a total of $44 worth of ice-cream cones.
Which equation can be used to find the ice-cream sales for c customers?

A) s(c)= 4.4/c
B) s(c)= 440c
C) s(c)= 4.4c
D) s(c)= 440/c

In the figure below, ∠dec ≅ ∠dce, ∠b ≅ ∠f, and segment df is congruent to segment bd. point c is the point of intersection between segment ag and segment bd, while point e is the point of intersection between segment ag and segment df. the figure shows a polygon comprised of three triangles, abc, dec, and gfe. prove δabc ≅ δgfe.

Julie begins counting backwards from 1000 by 2’s and at the same time tony begins counting forward from 100 by 3’s.   if they count at the same rate, what number will they say at the same time?

The number 72 lies between what perfect squares