At an amusement park each student is given 16$ for food. this covers the cost of 2 meals and 4$ for snacks. how much money does the school expect students to spend per meal

a.4m-16=2
b.4m-2=16
c.4-2m=16
d.2m+4=16

Aplane is taking off from bangladesh headed to new york city. at the same time, a plane from new york city is headed to bangladesh is also taking off. the plane bound to new york city is traveling at 600 mph, while the plane traveling to bangladesh is traveling at 400 mph. how far from new york city will the two planes meet if the distance between new york city and bangladesh is 8,000 miles?

How many solutions does the nonlinear system of equations graphed bellow have?

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?