alleryA ꯑꯃꯁꯨꯡ Bꯅꯥ 10 ꯅꯨꯃꯤꯠꯁꯤꯡ ꯂꯧꯏ, B ꯑꯃꯁꯨꯡ Cꯅꯥ 15 ꯅꯨꯃꯤꯠꯁꯤꯡ ꯂꯧꯏ, A ꯑꯃꯁꯨꯡ Cꯅꯥ 12 ꯅꯨꯃꯤꯠꯁꯤꯡ ꯂꯧꯏ꯫ ꯑꯍꯨꯝ ꯑꯁꯤ ꯄꯨꯟꯅꯥ ꯂꯧꯏ꯫
A9 ꯅꯨꯃꯤꯠꯁꯤꯡ꯫
B6 ꯅꯨꯃꯤꯠꯁꯤꯡ꯫
C7.5 ꯅꯨꯃꯤꯠꯁꯤꯡ꯫
D8 ꯅꯨꯃꯤꯠꯁꯤꯡ꯫
Answer & Solution
Correct answer: D. 8 ꯅꯨꯃꯤꯠꯁꯤꯡ꯫
ꯑꯄꯨꯅꯕꯥ ꯔꯦꯠ ꯑꯁꯤ ꯑꯅꯤꯔꯛ 1/10 + 1/15 + 1/12 = 1/4ꯅꯤ, ꯃꯔꯝ ꯑꯗꯨꯅꯥ ꯑꯍꯨꯝ ꯑꯁꯤꯅꯥ ꯄꯨꯟꯅꯥ ꯇꯧꯏ꯫ ꯅꯣꯡꯃꯗꯥ 1/8.
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