Hot dogs cost $1.50 and a slice of pizza cost $2. They collected $221.50 selling a total of 120 hot dogs and slices of pizza combined. How many of each did they sell? Solve by writing let statements, systems of equations, and solving.

What is the exact volume of the cylinder (radius 13 in., height 30 in.)

Listed in the table is the percentage of students who chose each kind of juice at lunchtime. use the table to determine the measure of the central angle you would draw to represent orange juice in a circle graph

Each month, a shopkeeper spends 5x + 14 dollars on rent and electricity. if he spends 3x−5 dollars on rent, how much does he spend on electricity? for which value(s) of x is the amount the shopkeeper spends on electricity less than $100? explain how you found the value(s).