Laxmi and Prasanna set on a journey. Laxmi moves northwards at a speed of 18 kmph and Prasanna moves southward at a speed of 27 kmph. How far will be Prasanna from Laxmi after 60 minutes ?
Select:  A) 11  B) 50  C) 28  D) 45  E) 18
Explanation:   We know 60 min = 1 hr   Total northward Laxmi's distance = 18kmph x 1hr = 18 km   Total southward Prasanna's distance = 27kmph x 1hr = 27 km   Total distance between Prasanna and Laxmi is = 18 + 27= 
<gadget id="calculator">18 + 27</gadget>
<output>45</output>
45 km.   Answer: 45
<result>D</result>
Laxmi and Prasanna set on a journey. Laxmi moves northwards at a speed of 18 kmph and Prasanna moves southward at a speed of 27 kmph. How far will be Prasanna from Laxmi after 60 minutes ?