Latest TCS Aptitude Question SOLUTION: Seven speakers A1, A2, A3,...., A7 were scheduled to speak at a function. In how many ways their speech can be arranged, such that: A1 speaks before A3 , and A3 speaks before A5 .

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(#M40024912) TCS Numerical Ability question Keep an EYE

Seven speakers A1, A2, A3,...., A7 were scheduled to speak at a function. In how many ways their speech can be arranged, such that:
A1 speaks before A3 , and A3 speaks before A5 .

a. 840
b. 860
c. 420
d. 410

Asked In TCS aninda das (10 years ago)

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