Pleas help me I need a tree diagram for these questions but I don’t understand how to do that A national survey found that 48% of all teenagers have an iPhone. You decide to survey 3 teenagers in your
school at random. Draw a tree diagram to illustrate the possible outcomes.

P(all 3 own an iPhone) =

P(none own an iPhone) =

P( aleast one owns an iPhone) =

An alien has just landed from the planet, iksnimak. he would like to leam how to add two fractions when thedenominators are the same. write a paragraph that explains to our alien friend, in your own words, the detailsabout how to add the fractions, how to change the result to a mixed number, and how to reduce the fractionpart. use this problem as your example: the two fractions are 5/8 & 7/8

Through: (-3,-3) parallel to y= 7/3x+3

Gregory draws a scale drawing of his room. the scale that he uses is 1 cm : 4 ft. on his drawing, the room is 3 centimeters long. which equation can be used to find the actual length of gregory's room?