Select from the drop-down menu to correctly identify the property shown. −1.4+(−5.8+(−4.9))=(−1.4+(−5.8))+(− 4.9) a. associative property b. commutative c. opposite of a sum property

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?

In priyas math class there are 10 boys and 15 girls. what is the ratio of boys to girls in priyas math class? express your answer as a decimal

Check all that apply. f is a function. f is a one-to-one function. c is a function. c is a one-to-one function.