PLEASE HELP ASAP NO VIS! Experimental Probability is...

a) our prediction

b) data from our experiment
?

Theoretical Probability is

a) data from our experiment

b) our prediction
?

Officer brimberry wrote 24 tickets for traffic violations last week, but only 9 tickets this week. what is the percent decrease? give your answer to the nearest tenth of a percent.

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

When i add money am i supposed to make it like this 7+12 or 7.00+12.00 because i got 19 dollars for my answer