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There are 5 green balls of different sha...

There are 5 green balls of different shades and 4 red balls of identical shades. No. of ways of arranging them in a row so that ·
no two red balls are together is

A

1800

B

1100

C

900

D

500

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The correct Answer is:
A
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AAKASH SERIES-PERMUTATIONS & COMBINATIONS-PRACTICE EXERCISE
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