Pls help fib means its false fact means its true

Abig remake 100 loaves of bread in one day how many loaves does the bakery make in 6 days

Which of the following lines does not intersect the line y=-2x+3 ? a) y=2x b) y=2x-3 c) y=2x+3 d) y=-2x-3

Out of 50 students surveyed, 16 have a dog. based on these results, predict how many of the 280 students in the school have a dog.