Martha types a 4−digit code into a keypad to unlock her car doors. the code uses the numbers 1 and 0. if the digits are selected at random, what is the probability of getting a code with exactly one 1? enter your answer as a simplified fraction.

This question awards 100 ! i really don’t want to fail i will also mark you !

Give me the equations of two lines that have the same slope but are not parallel.

Zoey made 5 1/2 cups of trail mix for a camping trip. she wants to divide the trail mix into 3/4 cup servings. a. ten people are going on the trip. can zoey make enough 3/4 cup servings so that each person gets one serving? b. what size would the servings need to be for everyone to have a serving?