Raina, Deshaun, and Eric sent total of 137 text messages over their cell phones during the weekend. Deshaun sent 4 times as many messages as Eric. Eric sent 5 fewer messages than Ralna. How many messages did they each send?

If 1/2+2/5s=s-3/4,what is the value of s? a. s=3/4 b. s=25/12 c. s=-25/12 d. s=-3/4

Which number produces a rationale number when multiplied by 1/5

Consider a cube that has sides of length l. now consider putting the largest sphere you can inside this cube without any point on the sphere lying outside of the cube. the volume ratio -volume of the sphere/ volume of the cube is 1. 5.2 × 10−1 2. 3.8 × 10−1 3. 1.9 4. 2.5 × 10−1 5. 3.8