A thief goes away with a SANTRO car at a speed of 45 kmph. The theft has been discovered after half an hour and the owner sets off in a bike at 50 kmph when will the owner over take the thief from the start?  Choose the correct choice from the following options:
A) A)2
B) B)4
C) C)7
D) D)5
E) E)8
Explanation:   |-----------20--------------------|   50 45   D = 20   RS = 50 – 45 = 5   T = 20/5= 
<gadget id="calculator">20/5</gadget>
<output>4</output>
4 hours   Answer: Option 4
<result>B</result>
A thief goes away with a SANTRO car at a speed of 45 kmph. The theft has been discovered after half an hour and the owner sets off in a bike at 50 kmph when will the owner over take the thief from the start?