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Nicky and Chadi begin running a race at the same time, though Nicky starts the race 36 meters ahead of Chadi. If Chadi

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Nicky and Chadi begin running a race at the same time, though Nicky starts the race 36 meters ahead of Chadi. If Chadi

by VJesus12 » Sat May 30, 2020 2:56 pm

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Nicky and Chadi begin running a race at the same time, though Nicky starts the race 36 meters ahead of Chadi. If Chadi runs at a pace of 5 meters per second and Nicky runs at a pace of only 3 meters per second, how many seconds will Nicky have run by the time Chadi passes him?

(A) 15 seconds
(B) 18 seconds
(C) 25 seconds
(D) 30 seconds
(E) 45 seconds

[spoiler]OA=B[/spoiler]

Source: Manhattan GMAT
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Re: Nicky and Chadi begin running a race at the same time, though Nicky starts the race 36 meters ahead of Chadi. If Cha

by orthodoxparadox » Sat May 30, 2020 11:37 pm
Speed of Chadi = 5m/s
Speed of Nicky = 3m/s

Speed by which Chadi catches up with Nicky = 5m/s - 3m/s = 2m/s

Distance that Nicky is initially ahead = 36m

So time taken to catch up = \(\frac{36}{2}\ =\ 18\) B
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