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ഒരു സംഖ്യയുടെയും അതിനോട് ഒന്ന് കൂട്ടിയതിൻ്റെയും തുകയുടെ 2 മടങ്ങ് 10 ആണെങ്കിൽ സംഖ്യയേത് ?

A4

B2

C8

D10

Answer:

B. 2

Read Explanation:

സംഖ്യ=A (A+A+1)*2=10 2A+1=5 2A=4 A=2


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