alleryꯁ꯭ꯇꯤꯜ-ꯋꯥꯇꯔ ꯁ꯭ꯄꯤꯗ 15 km/h ꯂꯩꯕꯥ ꯕꯣꯠ ꯑꯃꯅꯥ 40 ꯀꯤꯂꯣꯃꯤꯇꯔꯒꯤ ꯃꯈꯥꯗꯥ ꯆꯠꯂꯤ ꯑꯃꯁꯨꯡ ꯍꯜꯂꯀꯏ, ꯃꯁꯤꯒꯤ ꯀꯟꯠꯔꯣꯜ ꯑꯁꯤ 5 km/h ꯑꯣꯏ꯫ ꯑꯄꯨꯅꯕꯥ ꯃꯇꯝ?
A8 ꯄꯨꯡꯁꯤꯡ꯫
B7 ꯄꯨꯡꯁꯤꯡ꯫
C5 ꯄꯨꯡꯁꯤꯡ꯫
D6 ꯄꯨꯡꯁꯤꯡ꯫
Answer & Solution
Correct answer: D. 6 ꯄꯨꯡꯁꯤꯡ꯫
ꯗꯥꯎꯅꯁ꯭ꯠꯔꯤꯝ 40 / 20 = 2 h ꯑꯃꯁꯨꯡ ꯑꯄꯁ꯭ꯠꯔꯤꯝ 40 / 10 = 4 h, ꯑꯄꯨꯅꯕꯥ 6 ꯄꯨꯡꯁꯤꯡ꯫
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