Claire drove 536 miles in eight hours at the same rate how long will it take him to drive 804 miles

What is the slope of a line that is perpendicular to y = 3x + 1

The brain volumes (cm cubed) of 50 brains vary from a low of 904 cm cubed to a high of 1488 cm cubed. use the range rule of thumb to estimate the standard deviation s and compare the result to the exact standard deviation of 175.5 cm cubed, assuming the estimate is accurate if it is within 15 cm cubed

Three times the sum of a number and seven is negative thirty-six. what is the number?