Find the range, the standard deviation, and the variance for the given samples. Round non-integer results to the nearest tenth. -25, -30, -19, -32, -3, -5, -21

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m

Twelve less than a number is at most 20

Nicole is making carrot bread she needs 5 cups of carrots for 2 cups of sugar.what is the ratio of cups of sugar to cups of carrots that nicole will need? write the ration in three different ways