1. How is 0.000646 written in scientific notation?

A survey was conducted from a random sample of 8225 Americans, and one variable that was recorded for each participant was their answer to the question, "How old are you?" The mean of this data was found to be 42, while the median was 37.

What is the value of the digit 2 in this number? 5.26 Choose exactly two answers that are correct.

How do you find the value of x in a quadrilateral. I just need to know how to set the equation up.

Write this fraction in the simplest form 15/25

Evaluate 2y + 4 for y = 15.

80,+84, + 82, + 79, + 72, + 97, + 89, + 97, + 88, + 79, + 86, + 90, + 87 =

How is has's mother being impacted by the war

Enter the value of p so that the expression 3 (4+n) is equivalent to 3 (n+p)

Is 12 over 15 in lowest terms 3 over 3? Ii'm having a brain fart

200 is 398 times j make an equation