A restaurant chef needs to prepare 5 gallons of a dressing that is 30% fat. He uses mayonnaise that is 45% fat and cream that is 25% fat.

If the chef uses x gallons of mayonnaise, how much cream does
he use?

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?

If sin(x) = 0 and cos(x) = 1, what is tan(x)?

Determine domain and range, largest open interval, and intervals which function is continuous.