A student answers 90% of the questions on a math exam correctly. If she answers 27 questions correctly, how many questions are on the exam? (answer this and please show your work thank you)

There are _answer here_ questions on the exam.
(Type a whole number.)

Click an item in the list or group of pictures at the bottom of the problem and, holding the button down, drag it into the correct position in the answer box. release your mouse button when the item is place. if you change your mind, drag the item to the trashcan. click the trashcan to clear all your answers. find the lateral area for the prism. l.a. = 0123456789