alleryRe 1, 50 paise এবং 25 paise-র মুদ্রা 2 : 3 : 4 অনুপাতে রয়েছে এবং মোট পরিমাণ Rs 90। 25 paise-র কতগুলি মুদ্রা রয়েছে?
A40
B60
C80
D70
Answer & Solution
Correct answer: C. 80
প্রতি ইউনিটের মান 2 + 1.5 + 1 = Rs 4.5, সুতরাং ইউনিটটি হল 20 এবং 25 paise মুদ্রার সংখ্যা 4 x 20 = 80।
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