allery180 m ꯇ꯭ꯔꯦꯟ ꯑꯁꯤꯅꯥ 54 km/hꯗꯥ ꯆꯠꯂꯤꯕꯥ ꯖꯣꯒꯔ ꯑꯃꯒꯥ ꯂꯣꯌꯅꯅꯥ 18 km/hꯗꯥ ꯆꯠꯂꯤ꯫ ꯃꯍꯥꯀꯄꯨ ꯄꯥꯁ ꯇꯧꯕꯒꯤ ꯃꯇꯝ?
Aꯁꯦꯀꯦꯟꯗ 12ꯗꯥ ꯆꯠꯈꯤ꯫
Bꯁꯦꯀꯦꯟꯗ 10ꯒꯤ ꯃꯅꯨꯡꯗꯥ꯫
Cꯁꯦꯀꯦꯟꯗ 8ꯗꯥ ꯆꯠꯈꯤ꯫
Dꯁꯦꯀꯦꯟꯗ 9ꯗꯥ ꯆꯠꯈꯤ꯫
Answer & Solution
Correct answer: D. ꯁꯦꯀꯦꯟꯗ 9ꯗꯥ ꯆꯠꯈꯤ꯫
ꯔꯤꯂꯦꯇꯤꯕ ꯁ꯭ꯄꯤꯗ 72 ꯀꯤꯂꯣꯃꯤꯇꯔ/h = 20 m/s, ꯃꯔꯝ ꯑꯗꯨꯅꯥ 180 / 20 = 9 ꯁꯦꯀꯦꯟꯗꯁꯤꯡ꯫
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