How do I solve this proportional problem? Phone 1 has the length of 2.6 and height of 5.4
Phone 2 has the height of 6.21 and the length of
What is the length of the Phone 2? Keep in mind that the answer is gonna to proportional.

Triangle xyz has vertices x(1,3), y(0,0)

During a bike challenge riders have to collect various colored ribbons each 1/2 mile they collect a red ribbon each eighth mile they collect a green ribbon and each quarter mile they collect a blue ribbion wich colors of ribion will be collected at the 3/4 markrer

Due to bad planning, two of the local schools have their annual plays on the same weekend. while 457 people attend one, and 372 attend the other, only 104 people were able to attend both. how many people went to at least one play?