Look at the number 455,737. How many times greater is the value of the 5 in the ten-thousands place
than the 5 in the thousands place? How do you know?
How many times greater is the value of the 7 in the
hundreds place than the 7 in the ones place? How do
you know?

Alex took his brother to a birthday party. the party was scheduled to last for 1 and 3/4 hours but they stayed for 4/5 of an hour more. how long did she stay at the party?

Geometry - finding area of regular polygons and sectors (check my math, i can’t find the error)

Situation: . find the substance's half-life, in days. round your answer to the nearest tenth. a 11 gram sample of a substance that's used to treat thyroid disorders has a k. value of 0.1247. enter the correct answer n - noekt done no - initial mass (at time t = 0) n - mass at timet k a positive constant that depends on the substance itself and on the units used to measure time t= time, in days