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Aptitude
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Approximation
21 + 3.7 x 2.9 =?
74
70
27
32
Correct Answer:
32
Explanation:
21 + 3.7 x 2.9 = ?
? ≈ 21+ 4 x 3 ≈ 21 + 12 ≈ 33 ≈ 32
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Approximation
(21 + 99) x (30 - 19.02) =?
198.001 x 25 + 112.05 x 24.998 =?
17.995 x 16.005 +15.999 x 15.001 =?
127.007 x 7.998 + 6.05 x 4.001 =?
198.995 x 12.005 + 16.25 x 6.95 =?
2375.85 ÷ 18.01 - 4.525 x 8.05?
2508 ÷ 15.02 +? x 11 = 200
421 x 0.9 +130 x 101 + 10000 =?
30.9 x 3000 - 10.1 x 1100 + 8298- 4302 =?
56.001 x? - 1000.999 = 231
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