alleryꯀ꯭ꯂꯥꯁ ꯏꯟꯇꯔꯚꯜ 10-25ꯒꯤ ꯀ꯭ꯂꯥꯁ ꯃꯥꯔꯛ ꯑꯁꯤ:
A12.5
B15
C17.5
D20
Answer & Solution
Correct answer: C. 17.5
1. ꯀ꯭ꯂꯥꯁ ꯏꯟꯇꯔꯚꯜ ꯑꯃꯕꯨ ꯃꯁꯤꯒꯤ ꯃꯤꯗ-ꯄꯣꯏꯟꯇꯇꯥ ꯁꯦꯟꯇꯔ ꯇꯧꯕꯒꯨꯝꯅꯥ ꯂꯧꯏ꯫
2. ꯀ꯭ꯂꯥꯁ ꯑꯃꯒꯤ ꯃꯤꯗ-ꯄꯣꯏꯟꯇ, ꯃꯁꯤꯒꯤ ꯀ꯭ꯂꯥꯁ ꯃꯥꯔꯛ ꯍꯥꯌꯅꯥꯁꯨ ꯀꯧꯕꯥ ꯑꯁꯤ ꯃꯁꯤꯒꯤ ꯑꯋꯥꯡꯕꯥ ꯑꯃꯁꯨꯡ ꯃꯈꯥꯒꯤ ꯂꯤꯃꯤꯠꯀꯤ ꯆꯥꯡꯆꯠꯇꯥ ꯑꯣꯏꯕꯥ ꯆꯥꯡꯅꯤ꯫
3. ꯃꯐꯝ ꯑꯁꯤꯗꯥ ꯍꯥꯌꯕꯗꯤ (10 + 25) / 2.
4. ꯑꯗꯨꯅꯥ ꯀ꯭ꯂꯥꯁ ꯃꯥꯔꯛ ꯑꯁꯤ 17.5ꯅꯤ꯫
5. 15 ꯑꯁꯤ ꯀ꯭ꯂꯥꯁꯀꯤ ꯄꯥꯛ ꯆꯥꯎꯕꯥꯅꯤ, ꯃꯁꯤꯒꯤ ꯁꯦꯟꯇꯔ ꯅꯠꯇꯦ, ꯃꯁꯤ ꯃꯍꯧꯁꯥꯒꯤ ꯁ꯭ꯂꯤꯄꯅꯤ꯫
_ꯁꯣꯔꯁ: ꯁꯤꯂꯦꯕꯁ ꯃꯦꯊꯁ, ꯆꯦ 13 ‘ꯁ꯭ꯇꯦꯇꯤꯁ꯭ꯇꯤꯛꯁ’, ꯑꯦꯁ13.2 ꯒ꯭ꯔꯨꯞ ꯇꯧꯔꯕꯥ ꯗꯦꯇꯥꯒꯤ ꯃꯤꯟ_
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