IQ scores gave a mean of 100 and a standard deviation of 15. how many standard deviations above the mean is an IQ score of 132

What is the result of adding the system of equations? 2x+y=4 3x-y=6

Which statements about the system are true? check all that apply. y =1/3 x – 4 3y – x = –7 the system has one solution. the system consists of parallel lines. both lines have the same slope. both lines have the same y–intercept. the equations represent the same line. the lines intersect.

Aremote-controlled boat can travel at 4 feet per second in calm water. the boat traveled 48 feet with the current, and then it traveled 16 feet against the current in the same amount of time. how fast is the current?