Wich number rounded to the nearest hundred thousend si 800,000 use the number to you

Multiplying an even number of negative numbers gives an answer that is choose from:

Afrequency table of grades has five classes (a, b, c, d, f) with frequencies of 3, 13, 14, 5, and 3 respectively. using percentages, what are the relative frequencies of the five classes?

Here is my question! jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate. true or false?