The legs of a right triangle are 4 units and 7 units long. to the nearest whole number, what is the length of the hypotenuse? 8 units 9 units

What set does not contain -3 the set of all real numbers the set of all integers the set of all whole numbers the set of all rational numbers

In the next 10 month,colin wants to save $900 for his vacation.he plans to save $75 each of the first 8 months. how much must he save each of the last 2 months in order to meet his goal if he saves the same amount each month ?

4. jake needs to score in the top 10% in order to earn a physical fitness certificate. the class mean is 78 and the standard deviation is 5.5. what raw score does he need? z value for top 10% =1.282 how do i get the z value? what is the equation for this? raw score =mean+z*sd = 78+1.282*5.5 = 85.051