1. there are 4 bikes and 6 parking spaces. in how many different ways can 4 bikes be parked. 2. How many different signals, each consisting of 6 flags hang in a vertical line, can be formed from 4 identical red flags and 2 identical blue flags.

3. How many 3-letter words can be formed from the word Smile if each has to start with an S or E.

4. There are 6 different designs of wrapping paper and 4 colors of ribbon. In how many different ways can a gift be wrapped?
​

Otto used 6 cups of whole wheat flour and cause x cups of white flour in the recipe. what is the equation that can be used to find the value of y, the total amount of flour that otto used in his recipe and what are the constraints on the value of x and y? a y=6x; x is any interger greater than the equal to 0 and y is an interger greater than the equal to 6? b y=6x; is any real number greater than or equal to 0 and y is any real number greater than or equal to 6? c y=+6; x is any intger greater than or equal to 0 and y is an intger greater than or equal to 6? d y=x+6; x is any real number greater than 0 eqaul to 0 and y is any real number greater than or eqaul to 6? [someone answer this with a b c or d simplyactaully answer it this took forever to type on my phone] you. ill even raise the number of points get