Is this answer correct? if not can somebody tell me what is the correct answer

If i have a 24 in loaf of bread and i cut it into two pieces one 9 in how long was the other

Joe has some money in his bank account he deposits 45$ write an expression that represents the amount of money in joe's account

Ateacher wanted to buy a chair, a bookshelf, two tables and a desk. she spent $900 for all five items and the chair and the desk combined 70% of her total. if the bookshelf cost $50, how much did each of the tables cost?