Suppose the sample space for a continuous random variable is 0 to 20. If the area under the density curve for the variable from 0 to 17 is 0.85, what is the area under the density curve from 17 to 20?​

Need ! give step by step solutions on how to solve number one \frac{9-2\sqrt{3} }{12+\sqrt{3} } number two x+4=\sqrt{13x-20} number three (domain and range) f(x)=2\sqrt[3]{x} +1

The area of square garden is 300m squared. how long is the diagonal?

Jada has a meal in a restaurant she adds up the prices listed on the menu for everything they ordered and gets a subtotal of $42.00. after tax the total is 45.99. what percentage of the subtotal is the total?