Which of the following has no solution?
a. {x | x ≤ 1} and {x | x ≥ 1}
b. {x | x < 1} and {x | x > 1}
c. {x | x ≤ 1} or {x | x ≥ 1}

Identify the converse of the following conditional: if a point is in the first quadrant, then its coordinates are positive. if the coordinates of a point are not positive, then the point is not in the first quadrant. if the coordinates of a point are positive, then the point is in the first quadrant. if a point is in the first quadrant, then its coordinates are positive. if a point is not in the first quadrant, then the coordinates of the point are not positive.

Alana has 12.5 cups of flour with which she is baking four loaves of raisin bread and one large pretzel. the pretzel requires 2.5 cups of flour to make. how much flour is in each loaf of raisin bread? explain the steps to follow to get the answer.

Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?