Is the square root of 21 is an irratoinal number true or false explain

Round each number to the nearest ten and the nearest hundred. The numbers are 562, 827,194,708

What's one third times two?

Jackson leaves camp and hikes two trails. On each trail, he hikes the same distance d in kilometers. Part A: Suppose Jackson hiked due north on the first trail, and due east on the second trail.

Voltage = 18v. Current = 36 amps resistance = ?

Prime or Comosite: 27

Simplify. 2567 · 162

If 3 apples and 4 bananas cost 1.37 total and 5 apples and 7 bananas cost 2.36 total what is the total cost of 1 Apple and 1 banana?

A model of a tractor is shaped like a rectangle prism and has a width of 3in and the length 11 and the height 4 the scale of the model is 1: 33. How many times the volume of the model is the volume of the actual tractor

What is 5 raised to the 5th power?

Over a two-hour time period, a snail moved 72 inches. How far is this in yards?