alleryA, B എന്നിവയുടെ വരുമാനം 5 : 4 ആണ്, ചെലവുകൾ 3 : 2 ആണ്, കൂടാതെ ഓരോന്നിനും 1,600 രൂപ ലാഭിക്കാം. A ന്റെ വരുമാനം
ARs 5,000
BRs 3,200
CRs 4,800
DRs 4,000
Answer & Solution
Correct answer: D. Rs 4,000
5x, 4x വരുമാനവും ചെലവുകളും 3y, 2y, 5x - 3y = 4x - 2y = 1600 പരിഹരിക്കുമ്പോൾ x = 800 ലഭിക്കുന്നു, അതിനാൽ A 4,000 രൂപ നേടുന്നു.
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