Choose The best sampling technique for each survey explain youre choice

A Umar wants to know at which festival his dance company would like to preform

B sherry wants to find out which canadian actress is the most popular with Ontario teens

Cc laur wants to know which actor her classmates think is the best preformet

D Brurno wants to know which search engine is used most often by oranto hight school students

Julius sold five times as many computers as sam sold last year. in total, they sold 78 computers. how many computers did julius sell?

60 2(x + 2) in the diagram, gef and hef are congruent. what is the value of x?

Me with this assignment ! i only partially understand, so explain. also it's a work sample. at the championship bike race, steve and paula were fighting for first place. steve was 175 feet ahead of paula and had only 300 feet left to go. he was very tired and was going only 9 feet per second. paula was desperate to catch up and was going 15 feet per second. who won the bike race and by how far did she/he win?