the weights of 5 boxes of srews vary from 2.85 pounds to 3.45 pounds. If w represents the weight, in pounds, of one of these boxes, which of the following must be true?

For a large Thanksgiving dinner , Mr. Gonzalez will cook a turkey that weighs at least 12 pounds but no more than 20 pounds. If x represents the weight of a turkey , in pounds, which of the following represents all possible values of x ?

After 2 months on a dier, John's weight droped from 168 pounds to 147 pounds. By what percent did John's weight drop?

A student pulls a wooden box along a rough horizontal floor( without the block loosing contact with the floor) at constant speed by means of a force P as shown to the right. (W is weights of block, N is normal reaction on the block, f is force of friction on the block). which of the following must be true?

A student pulls a wooden box along a rough horizontal floor( without the block loosing contact with the floor) at constant speed by means of a force P as shown to the right. (W is weights of block, N is normal reaction on the block, f is force of friction on the block). which of the following must be true?

The weights of three boxes are 3 kg, 8 kg and 12 kg. Which of the following CANNOT be the total weight, in kg, of any combination of these boxes?

The weights of 3 boxes are 4,5 & 11 kilograms. Which of the following CANNOT be the total weight, in kilograms, of any combination of these boxes?

The weights of 3 boxes are 4,7 and 10 kilograms. Which of the following CANNOT be the total weight, in kilograms, of any combination of these boxes?