The rent in an urban neighborhood is normally distributed. The mean is $650 per month with a standard deviation of $50. Estimate the percent of apartment residents who pay from $600 to $750 per month.

Ineed i don’t get this at all! and you

1. a parachutist is 800 feet above the ground when she opens her parachute. she then falls at a constant rate of 5 feet per second. select the equation that represents this situation. h = -800t + 5 y = -5x + 800 h = 5t - 800 y = 800x + 5 i need

Which graph represents the parent function of y=(x+2)(x-2)