Can you please help me answer number 5?

Terri holds a flashlight whose rays travel at 3.00 x 10^8 m/s. Micheal's truck is traveling in the same direction at 2.18 x 10^8 m/s. When he looks at the rays from Terri's flashlight, how fast does he think the rays are moving?

5. Terri holds a flashlight whose rays travel at 3.00 x 10 m/s. Michael's truck is traveling in the same direction at 2.18 x 108 m/s. When he looks at the rays from Terri's flashlight, how fast does he think the rays are moving? 2.18 x 108 m . s-1 3.00 x 108 m . s-1