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ഒരാളുടെ കയ്യിൽ ഒരു രൂപ 2 രൂപ 5 രൂപ എന്നിങ്ങനെയുള്ള നാണയങ്ങളിൽ 560 രൂപ ഉണ്ട് . ഓരോ വിഭാഗത്തിന്റെയും നാണയങ്ങളുടെ എണ്ണം തുല്യമാണ് . എങ്കിൽ അയാളുടെ കൈവശമുള്ള മൊത്തം നാണയങ്ങളുടെ എണ്ണം എത്ര?

A280

B140

C210

D420

Answer:

C. 210

Read Explanation:

ഒരു രൂപ 2 രൂപ 5 രൂപ എന്നിങ്ങനെയുള്ള x നാണയങ്ങൾ ഉണ്ടെങ്കിൽ x + 2x + 5x = 560 8x = 560 x = 560/8 = 70 ആകെ നാണയങ്ങളുടെ എണ്ണം = 3 × 70 = 210


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