The digits of a two-digit numbers are interchanged to form a new two-digit numbers. The difference between the original number and the new number is 45. Find the largest two-digit number which satisfies these conditions

Asphere has a diameter of 10 in. what is the volume of the sphere?

Amir wants to proportionally increase the size of a photo to create a poster for his room. the size of the original photo is shown. complete the statement and then answer the question to represent ways that amir can increase the size of his photo.

Two numbers have a sum of -19. one number is x. what expression represents the other number?