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ꯏꯆꯝ ꯆꯝꯕꯥ ꯏꯟꯇꯔꯦꯁ꯭ꯇꯇꯥ, ꯁꯣꯝ ꯑꯃꯅꯥ ꯃꯁꯥꯃꯀꯄꯨ 8 ꯆꯍꯤꯁꯤꯡꯗꯥ ꯗꯕꯜ ꯇꯧꯏ꯫ ꯆꯍꯤꯒꯤ ꯑꯣꯏꯕꯥ ꯆꯥꯡ ꯑꯁꯤ:

A8%
B12.5%
C10%
D15%
Answer & Solution
Correct answer: B. 12.5%
1. ꯗꯕꯂꯤꯡ ꯍꯥꯌꯕꯁꯤꯅꯥ ꯐꯪꯈꯤꯕꯥ ꯏꯟꯇꯔꯦꯁ꯭ꯠ ꯑꯗꯨ ꯑꯔꯤꯕꯥ ꯄ꯭ꯔꯤꯟꯁꯤꯄꯥꯂꯒꯥ ꯃꯥꯟꯅꯩ ꯍꯥꯌꯕꯅꯤ꯫ 2. ꯄ꯭ꯔꯤꯟꯁꯤꯄꯥꯜ ꯑꯗꯨ 100 ꯑꯣꯏꯅꯥ ꯂꯧ, ꯃꯔꯝ ꯑꯗꯨꯅꯥ ꯆꯍꯤ 8ꯒꯤ ꯃꯅꯨꯡꯗꯥ ꯂꯩꯕꯥ ꯏꯟꯇꯔꯦꯁ꯭ꯠ ꯑꯗꯨꯁꯨ 100 ꯑꯣꯏꯒꯗꯕꯅꯤ 3. ꯁꯤꯝꯄꯜ ꯏꯟꯇꯔꯦꯁ꯭ꯇꯅꯥ 100 x R x 8 / 100 = 100 ꯄꯤ 4. ꯑꯗꯨꯅꯥ 8R = 100, R = 12.5 ꯄꯤ꯫ 5.ꯃꯁꯤꯒꯤ ꯆꯥꯡ ꯑꯁꯤ ꯆꯍꯤ ꯑꯃꯗꯥ ꯆꯥꯗꯥ 12.5ꯅꯤ꯫ ꯃꯁꯤ ꯏꯆꯝ ꯆꯝꯕꯥ ꯏꯟꯇꯔꯦꯁ꯭ꯇꯀꯤꯗꯃꯛꯇꯗꯤ ꯊꯕꯛ ꯇꯧꯏ ꯍꯥꯌꯕꯁꯤ ꯈꯪꯖꯤꯅꯕꯤꯌꯨ; ꯀꯝꯄꯥꯎꯟꯗ ꯇꯧꯕꯒꯤ ꯃꯈꯥꯗꯥ ꯁꯣꯝ ꯑꯁꯤ ꯌꯥꯝꯅꯥ ꯊꯨꯅꯥ ꯗꯕꯜ ꯑꯣꯏꯒꯅꯤ꯫ _ꯁꯣꯔꯁ: ꯁꯤꯂꯦꯕꯁ ꯃꯦꯊꯁ, Ch 7 ‘ꯀꯝꯄꯥꯔꯤꯡ ꯀ꯭ꯕꯥꯟꯇꯤꯇꯤꯁꯤꯡ’, S7.4 ꯀꯝꯄꯥꯎꯟꯗ ꯏꯟꯇꯔꯦꯁ꯭ꯠ_
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