Three billion, four hundred million years old. Write in standard form and expanded form.

A cylindrical tank with radius 7 m is being filled with water at a rate of 4 m3/min. How fast is the height of the water increasing?

2% of what number is 5?

Three decided by 2 equals

Remane the number 8 hundreds 4 ten = 84?

If two lines are perpendicular what statement must be true

what are your initial's thoughts about saving. what do you want to learn about saving 4 sentences at least

How do you find 4t-4=48

A number from 8 to 15 is drawn at random. What is the probability that the number is an even number?

What is the area of a circle with a radius of 8

Audrey is playing a game with a spinner. The spinner has three sections: red, blue, and green. Audrey wants to find out if the spinner is fair. To test this, she spins the spinner 100 times and records the relative frequency of each outcome.