The Sahara Desert has an aren of approximately 9,400,400 km, While estimates of its averape depch vary, they center around 150 m. One cm' holds appeorimately .000 grains of sand a) Appronimately how many graim of saod are in the Sahara Desert? 1201025 Preview 128-10 bi Expeesa your answer to part a) in millions of grains of sand Preview c) Express your answer to part a) in billions of grains of sand Preview d) What fraction of the Sahara is made by 1 grain of sand (select units for your sohtion as welly? 1 28 10-25) Satra Dennts Preview e)A small dump truck can carry appeonimately 20.5 m'of sand. Suppose a long line of dunp trucka were to dump a load of sand every 30 seconds. 1Hlow many years would it sake to re-create the Salara Desert? Preview