pooja travels from A to B a distance of 800 miles in 10 hours. He returns to A in 5 hours. Find his average speed?
Choose the most appropriate option:
A) 123.07mph B) 100mph C) 150.07mph D) 200mph E) 300mph
Speed from 123.07mph to B = 800/8= 
<gadget id="calculator">800/8</gadget>
<output>100</output>
100 mph   Speed from B to 123.07mph= 800/5= 
<gadget id="calculator">800/5</gadget>
<output>160</output>
160 mph   123.07mphverage speed= 2*100*160 / 260 = 123.07mph   123.07mphnswer is 123.07mph
<result>A</result>
pooja travels from A to B a distance of 800 miles in 10 hours. He returns to A in 5 hours. Find his average speed?