alleryএকটি স্কুটার 54 km/h গতিবেগে চলে। এই গতিবেগকে মিটার প্রতি সেকেন্ডে প্রকাশ করুন।
A12 m/s
B15 m/s
C10 m/s
D18 m/s
Answer & Solution
Correct answer: B. 15 m/s
3.6 গুণক দিয়ে ভাগ করলে পাওয়া যায় 54 / 3.6 = 15 m/s।
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