1. A boy is pushed with an applied force of 20N parallel to the floor it accelerated at 1.50m/5² to the right. a parallel applied force of 10N on the opposite side slowede down the motion of the box neglecting fraction what is the mass of the box.

2. a boy rolls a 200 g baseball horizon tally on the floor with a net force of 2N to the right what is the acceleration of the baseball.

3.1000kg truck is travelling at an acceleration of 4500/m/5²east find the net force needed to accelerate the truck.

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