Approximation
Direction: What approximate value should come in place of the question mark(?) in the following question ? (Note that you are not expected to calculate the exact value).
- 6888.009 - 487.999 - 87.989 =?
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? = 6888.009 - 487.999 - 87.989
∴ ? ≈ 6888 - 488 - 88Correct Option: D
? = 6888.009 - 487.999 - 87.989
∴ ? ≈ 6888 - 488 - 88
⇒ ? ≈ 6888 - 576 ⇒ ? ≈ 6312 ≈ 6310
- (9.2)2 = ?
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? = (9.5)2 = 90.25
Correct Option: B
? = (9.5)2 = 90.25 ≈ 90
- 12.49% of 839.859 = ?
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?= 12.49% of 839.859 ≈ 12% of 840
Correct Option: B
?= 12.49% of 839.859 ≈ 12% of 840
= 840 x 12/100 = 100.80 ≈ 100
- 124.35 % 8096 = ?
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? = 124.35% of 8096
= (8096 x 124.35)/100 = 1006737.6/100
Correct Option: B
? = 124.35% of 8096
= (8096 x 124.35)/100 = 1006737.6/100
= 10067.376 = 10000
- 121% of 5103 = ?
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? = 5103 x 121/100
= 61.74.63Correct Option: A
? = 5103 x 121/100
= 61.74.63 = 6000