Question

100meters race may A,B k 20meters race krne k bad race start karta hai to A 5 seconds second say race jeet Jata Hai Or yadi A ,B k 40 metre bad rece Shuru karte hai toh dono ek Sath race Puri Karte Hain.200meters k race may A ko kitna time lagega.
(A)10second
(B)20second
(C)30second
(D)40 second

Answer 1

(B)10SECOND.
I hope it helps