A train 650 m long is running at a speed of 117 km/hr. In what time will it pass a bridge 325 m long? Choose the correct choice from the following:
A) 30  B) 35  C) 40  D) 45  E) 50
Speed = 117 * 5/18 = 65/2 m/sec   Total distance covered = 650 + 325= 
<gadget id="calculator">650 + 325</gadget>
<output>975</output>
975 m   Required time= 975 * 2/65= 
<gadget id="calculator">975 * 2/65</gadget>
<output>30</output>
30 sec   30nswer: 30
<result>A</result>
A train 650 m long is running at a speed of 117 km/hr. In what time will it pass a bridge 325 m long?