alleryएक गेंद 10 सेकंड में 150 मीटर फेंकी जाती है। किमी/घंटा में उसकी चाल क्या है?
A54 किमी/घंटा
B45 किमी/घंटा
C48 किमी/घंटा
D36 किमी/घंटा
Answer & Solution
Correct answer: A. 54 किमी/घंटा
150 / 10 = 15 मीटर/सेकंड, और 15 × 3.6 = 54 किमी/घंटा।
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