Asubmarine descended 1400 meters below the surface of the water. it then rose 800 meters and then descended 350 meters. what was the submarine's net gain or loss in altitude?

–1200 m

–950 m

–400 m

650 m

Suppose sat writing scores are normally distributed with a mean of 497 and a standard deviation of 109. a university plans to award scholarships to students whose scores are in the top 2%. what is the minimum score required for the scholarship? round your answer to the nearest whole number, if necessary.

What power can you write to represent the volume of the cube shown? write the power as an expression with a base and an exponent and then find the volume of the cube

If you had $1,900,000, how many days would it take you to spend all if you spent $1 a second. (there are 86,400 seconds in a day)