Dave jarred 12 liters of jam after 6 days. How much jam did Dave jar if he spent nine days making jam? Assume the relationship is directly proportional

Aregular hexagon rotates counterclockwise about its center. it turns through angles greater than 0° and less than or equal to 360°. at how many different angles will the hexagon map onto itself?

Assume that the weights of quarters are normally distributed with a mean of 5.67 g and a standard deviation 0.070 g. a vending machine will only accept coins weighing between 5.48 g and 5.82 g. what percentage of legal quarters will be rejected? round your answer to two decimal places.

Determine which expressions represent real numbers and which expressions represent complex number. asaaap! plis!