A laptop was originally sold for $975. The laptop is now on sale for $828. 75. What is the percent markdown?.

Identifying what you will need to review takes place

Scientists observed a rock stratum with fossil. if mollusks evolved before arthropod, where will their fossils be found.

Luminous objects such as flashlights emit light that we can see. how do we see an object that isn’t luminous? a. the object emits light that reaches our eyes. b. light reflects off the object and reaches our eyes. c. light passes through the object uninterrupted. d. light is fully absorbed by the object. e. we can’t see an object that isn’t luminous.