Approximation

Quantitative Aptitude (CHSL)

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17.99 * 20.98 – 14.98*11.99 = ? * 8.98

15

20

10

22

Explanation:

17.99 * 20.98 – 14.98*11.99 = ? * 8.98
=>18*21 – 15*12 = ?*9
=> ?*9 = 378 – 180
=> ? = 22

Hence, option 4 is the correct answer.

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