Suppose a gallon of gas contains 20MJ and costs $4.00, how many miles must you drive before your purchase becomes cost effective?

Ihave made a dive then stayed on the surface for a while. after this surface interval my pressure group is k. what is the maximum amount of bottom time available when doing a repetitive to 17/56 feet

Free brainliest + free points if answered ! vehicles are expected to be moving at around on highways. a. 30-50 mph b. 40-60 mph c. 50-70 mph d. 60-80 mph

Why does the blending of many different diciplines present both challenges and opportunities to enviromental scientist?