Aresearcher sends out a survey to 740 subjects by mail and receives completed surveys from 65% of the subjects. how many surveys did the researcher receive?

Sam claims that cos x =sin y if x and y are congruent angels. is sam correct ?

Okay so i didn't get this problem petro bought 8 tickets to a basketball game he paid a total of $200 write an equation to determine whether each ticket cost $26 or $28 so i didn't get this question so yeahyou have a good day.

Jalen charges $25.50 for every 3 hours of yard work he does for his neighbors. ralph charges $34 for every 4 hours of work that he does. who charges less? opinions: 1.they charge the same amount 2.jalen 3.ralph