Complete the following please

If the wwight of a package is multiplied by 7/10 the result is 65.8 find the weight of the package

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?

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