Tell whether the sequence 1/3,0,1,-2 is arithmetic, geometric, or neither answer choices are in picture

The weight of an object in a particular scale is 175.2 lbs. the measured weight may vary from the actual weight by at most 0.1 lbs. what is the range of actual weights of the object

Give the equations of two different lines that are perpendicular to the line 3x + 4y = 7.

Liz had 140 pens and inna had 100 pens. after inna gave liz some pens, liz had 3 times as many pens as inna. how many pens did inna give liz?