Could you guys tell me what is half of $7.98 and then tell me what is a quarter of $7.98 and thanx

Divide the following fractions 3/4 ÷ 2/3 1/2 8/9 9/8 2

Jose predicted that he would sell 48 umbrellas. he actually sold 72 umbrellas. what are the values of a and b in the table below? round to the nearest tenth if necessary

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