Micheal purchased a washing with a marked price of $16500,If sales tax of 10% is charged find the amount Michael had to pay for the washing machine

Need plz been trying to do it for a long time and still haven’t succeeded

David leaves his house to go to school. he walks 200 meters west and 300 meters north. how far is david from his original starting point?

20 points for the answer. this is for real , don't put random ! a rectangle has a length of 4 centimeters and a width of 7 centimeters. what is the effect on the perimeter when the dimensions are multiplied by 5? the perimeter is increased by a factor of 5. the perimeter is increased by a factor of 20. the perimeter is increased by a factor of 25. the perimeter is increased by a factor of 100.