What is greater -1/2 or -1 1/4

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 3 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30∘c on monday, but decreased at a constant rate in the next 3 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.

45 was divided by a power of ten to get 4.5. what power of ten was it divided by? people 4.5

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?