Calculate how much time could be saved if the train would run at its usual speed, given that it ran at 3/4 of its own speed and got to its destination in 10 hours? Pick:
A) 1.5 hrs	B) 2.5 hrs	C) 3.5 hrs	D) 1.2 hrs	E) 2.9 hrs
New speed = 3/4 of usual speed   New time = 3/4 of usual time   3/4 of usual time = 10 hrs   Usual time = 10*3/4= 
<gadget id="calculator">10*3/4</gadget>
<output>15/2 = around 7.5</output>
7.5 hrs   Time saved= 10-7.5= 
<gadget id="calculator">10-7.5</gadget>
<output>2.5</output>
2.5 hrs   Answer is 2.5 hrs
<result>B</result>
Calculate how much time could be saved if the train would run at its usual speed, given that it ran at 3/4 of its own speed and got to its destination in 10 hours?