Patterns & would like to know if this is being done correctly and need some with the last 2 questions . in advance!

Select true or false to tell whether the following conditional p q is true or false. use the truth table if needed. if a week has seven days, then a year has twenty months.

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

60 musicians applied for a job at a music school. 14 of the musicians play both guitar and drums, 28 play drums, 18 play the guitar. what is the probability that the applicant who gets the job plays drums or guitar?