HI guys can u please help me with this ASAP!

Afurniture store has 1,500 chairs in storage. a manager uses three delivery receipts to simulate samples to check 100 chairs and note the number of brown chairs. suppose the actual number of brown chairs is 1,080. about how many brown chairs are

If you could answer these your a life saver

15 there is a line that includes the point 0,10 and has a slope of 7/4. what is it’s equation in slope intercept form