Pedro goes to the store and buys a bag of dog food, cat food, and a bag of bird food to feed his animals. The cat food cost is 3 times the cost of the bird food, and dog
food costs three dollars
more than the cat food. The total cost of the three bags of
food, with no tax, is $45.00. Write an equation to represent the situation. Show your
work. What is the cost of each bag of food?

Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3

Saline iv fluid bags cost $64.20 for 24, 1000 ml bags from one supplier. a new supplier sells 500 ml bags for $2 each. the hospital uses about 10,000, 1000 ml bags each month. nurses report that about half of the bags are more than half full when they are discarded. if you are going to use only one supplier, which size bag provides the best deal, and how much will you save each month? compare the cost of the new supplier to the current one.

Find the rate of change for the situation.you run 7 miles in one hour and 21 miles in three hours.