Lol i dont know if im right but can someone explain it to me please and thanks man

Me because some of question i don’t understand

10% of 1,900,000. show me how you got the answer

Will mark brainliest for correct answer! i have been on this problem for an hour and can't find the answer. i'm begging here! incase you cant read the instructions in the picture because of too much or too little lighting: note: enter your answer and show all the steps that you use to solve this problem in the space provided. write a list of steps that are needed to find the measure of b. provide all steps as clear as possible, !