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Examveda

(99.75)2 - 2250.0625 = ?

A. 6545.625

B. 7700

C. 8875

D. 9900.625

E. None of these

Answer: Option B

Solution(By Examveda Team)

Given expression :
= (100 - 0.25)2 - 2250.0625
= (100)2 + (0.25)2 - 2 × 100 × 0.25 - 2250.0625
= 10000.0625 - 50 - 2250.0625
= 10000.0625 - 2300.0625
= 7700

This Question Belongs to Arithmetic Ability >> Decimal Fraction

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