Authur has a balance of $2330 on his credit card, which he plans to pay off by making a payment of the same amount each month. Which of these monthly amounts will allow Authur to pay off his balance the fastest?

The number of revolutions of two pulleys is inversely proportional to their diameters. if a 24-inch diameter pulley making 400 revolutions per minute is belted to an 8-inch diameter pulley, find the number of revolutions per minute of the smaller pulley.

Aremote-controlled boat can travel at 4 feet per second in calm water. the boat traveled 48 feet with the current, and then it traveled 16 feet against the current in the same amount of time. how fast is the current?

The sum of 5consecutive even numbers is 100. what is the first number in this sequence?