Hello, can you me work the threw problems so i can show my grand daughter how to work each problem with her. you

If your teacher tells you to do questions 6 through 19 in your math book for homework, how many questions is that

A25- foot ladder leans against a building and reaches a point of 23.5 feet above the ground .find the angle that the ladder makes with the building

The floor of a building consists of 3000 tiles which are rhombus shaped and each of it's diagonals are 45 cm and 30 cm in length. find the total cost of polishing the floor, if the cost per m² is rs. 4.