pulley pulley

Level pending

if block A is of 6kg block B is of 4 kg block C & D are of 2 kg and block E,F&G are of 1 kg....... floor is frictionless.....but floor under D and C has firiction with coef. of friction of 0.3......rest ques in picture.... and then on C & B force of 30N is applied........ what will be the acceleration of block f and e...then what is F+E acceleration sum

7.4 5.4 none of these 8.9

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