Adeli sells two types of sandwiches, tuna salad and blt. the profit on the sandwiches is $1.50 for tuna and $2.50 for the blt. the amount of bread available is enough for 30 sandwiches. the deli has 4 hours available to prepare sandwiches in the morning. if tuna sandwiches take 6 minutes to prepare, and blt sandwiches take 9 minutes, how many of each type of sandwich should be prepared to maximize the profit

The table above shows approximate conversions from gallons to liters. what is the value of x?

Needmax recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.

Aparticular telephone number is used to receive both voice calls and fax messages. suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (a) what is the expected number of calls among the 25 that involve a fax message?