Q.

Choose the correct option.
If 56 + 57 + 53+ 54 = 500 – A, then what will be the value of “A”?

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a

280

b

400

c

300

d

210

answer is B.

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Detailed Solution

56 + 57 + 53 + 54 = 220

So, 500 – A = 220

              A = 500 - 220

                 = 280

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