allery6, 72 ꯑꯃꯁꯨꯡ 120ꯒꯤ LCM ꯑꯁꯤ:
A180
B240
C720
D360
Answer & Solution
Correct answer: D. 360
1. ꯅꯝꯕꯔ ꯈꯨꯗꯤꯡꯃꯛ ꯄ꯭ꯔꯥꯏꯃꯁꯤꯡꯒꯤ ꯄꯣꯠꯊꯣꯛ ꯑꯃꯥ ꯑꯣꯏꯅꯥ ꯏꯕꯤꯌꯨ: 6 = 2 x 3. 2. 72 = 2^3 x 3^2 ꯑꯃꯁꯨꯡ 120 = 2^3 x 3 x 5. 3. LCMꯅꯥ ꯊꯣꯀꯄꯥ ꯄ꯭ꯔꯥꯏꯝ ꯈꯨꯗꯤꯡꯃꯛꯀꯤ ꯈ꯭ꯕꯥꯏꯗꯒꯤ ꯋꯥꯡꯕꯥ ꯄꯥꯋꯔ ꯂꯧꯏ: 2^3, 3^2 ꯑꯃꯁꯨꯡ 5. 4. ꯑꯗꯨꯅꯥ LCM = 8 x 9 x 5 = 360. 5. 180ꯅꯥ ꯐꯦꯛꯇꯔ 2 ꯑꯃꯁꯨꯡ 240ꯅꯥ ꯐꯦꯛꯇꯔ 3 ꯃꯥꯡꯈꯤ, ꯃꯔꯝ ꯑꯗꯨꯅꯥ ꯑꯅꯤꯃꯛ ꯑꯁꯤ 72ꯒꯤ ꯃꯜꯇꯤꯄꯜ ꯑꯣꯏꯗꯦ꯫_ꯁꯣꯔꯁ : ꯁꯤꯂꯦꯕꯁ ꯃꯦꯊꯁ, Ch 1 ‘ꯔꯤꯑꯦꯜ ꯅꯝꯕꯔ’, S1.2 ꯗꯤ ꯐꯟꯗꯥꯃꯦꯟꯇꯦꯜ ꯊꯤꯑꯣꯔꯤꯝ ꯑꯣꯐ ꯑꯦꯔꯤꯊꯃꯦꯇꯤꯛ_
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