In a large bag of marbles, of them are red. A child chooses 4 marbles from this bag. If the child chooses the marbles at random, what is the chance that the child gets exactly three red marbles? 0.211 0.141 0.063 0.047

The difference of two and a number is at least negative one

18 is 32% of what number?

Is negative 1 greater than - 1/2

To open a combination lock, you turn the dial to the right and stop at a number; then you turn it to the left and stop at a second number. Finally, you turn the dial back to the right and stop at a third number.

A bag has 10 yellow marbles and 4 blue marbles. Half of the blue marbles are made of plastic. A marble is selected at random from the bag what is the probability that it is a blue, plastic marble? Write your answer as a fraction in simplest form.

The stock of Company A lost $4.25 throughout the day and ended at a value of $63.75. By what percentage did the stock decline?

What is the period of 913 in 913,256

A bank contains 27 coins consisting of dimes and quarters. the coins have a total value of $4.95. Find the number of dimes and quarters in the bank.

what does a + a equal to

Mr. Santos is carpeting his living room. The room measures 21 feet by 15 feet. The carpeting costs $9 per square foot. How much carpeting will he need (in square feet), and how much will it cost?