If John stands near a 30 foot tall tree and leans a 50 foot tall ladder against the tree that reaches to the top of[..]

the half life of a certain substance is 30 years. How long will it take for a sample of this substance to decay to[..]

A 20 oz alloy of platinum that costs $220 per ounce is mixed with an alloy that costs $400 per ounce. How many[..]

A West to East round-trip flight takes 2 hours and 5 minutes flying time. The distance traveled is 1000 miles over[..]

Which of the following relations is a function? a. {(-2, -2),(-2, -1),(-2, 0),(-2, 1),(-2, 2)} b. {(1, 0),(-1,[..]

Alex and Lara have $21.00 each to spend at a book fair, where all students receive a 35% discount. They both want to[..]

If the longer leg of a right triangle is 12 feet more than the shorter leg and the hypotenuse is 12 feet less than[..]

Adult tickets to the fall play cost $8 and student tickets cost $4. The drama class sold 20 more adult tickets than[..]

two cars from the same place traveling in the opposite directions. one car travels 4 miles per hour faster than the[..]

a farmer sells 37 acres of land at $4,200 per acre, how much money did he get.