Write a two-step inequality that could be represented by the number line. ​

How many grams must be adde to 970g to make 1 and a half kg

Find the gradient of f(x,y,z)equals=left parenthesis x squared plus y squared plus z squared right parenthesis superscript negative 1 divided by 2 baseline plus ln left parenthesis x right parenthesis x2+y2+z2−1/2+ln(xyz) at the point left parenthesis negative 2 comma 1 comma negative 2 right parenthesis(−2,1,−2).

What is the similarity ratio of a cube with volume 729m^3 to a cube with volume 3375 m^3