1.

`60% "of" ((1)/(13)xx2920+(5)/(18)xx2075)=?`A. 360B. 480C. 520D. 660

Answer» Correct Answer - B
`?=(60)/(100)xx((2920)/(13)+(10375)/(18))`
`~~(60)/(100)xx(225+575)~=(60xx800)/(100)=480`


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