A motorboat can maintain a constant speed of 10 miles per hour relative to the water. The boat makes a trip upstream to a certain point in 33 ​minutes; the return trip takes 27 minutes. What is the speed of the​ current?

Successful implementation of a new system is based on three independent modules. module 1 works properly with probability 0.96. for modules 2 and 3, these probabilities equal 0.95 and 0.90. compute the probability that at least one of these three modules fails to work properly.

The box plot shows the number of raisins found in sample boxes from brand c and from brand d. each box weighs the same. what could you infer by comparing the range of the data for each brand? a) a box of raisins from either brand has about 28 raisins. b) the number of raisins in boxes from brand c varies more than boxes from brand d. c) the number of raisins in boxes from brand d varies more than boxes from brand c. d) the number of raisins in boxes from either brand varies about the same.

Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?