What number can be multiplied by 10 to make 42,300?

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

∠aed is formed inside a circle by two intersecting chords. if minor arc bd = 70 and minor arc ac = 180, what is the measure of ∠ aed? a) 45° b) 50° c) 55° d) 60°

Simplify (a/b - b/a) times (a - a^2/a+b) a - a^2/a=b is a mixed number