If 13 + 23 + + 103 = 3025 then the...

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If 1³ + 2³ + .....+ 10³ = 3025, then the value of 2³ + 4³ +.....+ 20³ is :

A. 7590

B. 5060

C. 24200

D. 12100

Answer: Option C

Solution (By Examveda Team)

∵ 1³ + 2³ + .....+ 10³ = 3025
To find = 2³ + 4³ + 6³ +.....+ 20³ = ?
⇒ 2³ (1³ + 2³ + .....+ 10³)
⇒ 8 × 3025
⇒ 24200

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