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അടുത്തടുത്ത നാല് ഇരട്ടസംഖ്യകളുടെ തുക 180 എങ്കിൽ അതിനു ശേഷം വരുന്ന അടുത്തടുത്ത നാല് ഇരട്ടസംഖ്യകളുടെ തുകയെന്ത് ?

A214

B212

C196

D204

Answer:

B. 212

Read Explanation:

n + n+2 + n+4 n+6 = 180 4n + 12= 180 n=42 n+8 + n+10 +n+12 + n+14 = 4n + 44 = 4x42 +44 =212


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