Are square roots or perfect squares rational or irrational? why?

Which of the following measurements would be different for the same object on the earth and on the moon? Weight Mass Size Both weight and mass would be different on the moon and the earth

The cost of a pen is three times the cost of a pencil. the cost of 4 pencils and 3 pens is $9.75. what is the cost of a pencil? the cost of a pen is three times the cost of a pencil. the cost of 4 pencils and 3 pens is $9.75.

A study on the latest fad diet claimed that the amounts of weight lost by all people on this diet had a mean of 20.3 pounds and a standard deviation of 3.7 pounds.

What is the answer of 2/3 X 2,480 = Explain what you did

How may toy castles are there?

Cual es el decimal de 9/20

What is the pattern of the numbers 1,3,6,10,15,21,28,36

One number is 7 more than twice another. If their difference is 22, what is the larger number?

Select the decimal that is equivalent to 11/36

Suppose your friends parents invest $15,000 in an account paying 4% annually. What will the balance be after 9 years?