What is the value of 9(n+2)-5n for n=1/4?

a. 3
b. 9
c. 10
d. 19

When i'm with my factor 5, my prodect is 20 .when i'm with my addend 6' my sum is 10.what number am i

The party planning committee has to determine the number of tables needed for an upcoming event. if a square table can fit 8 people and a round table can fit 6 people, the equation 150 = 8x + 6y represents the number of each type of table needed for 150 people.

According to the general equation for conditional probability if p(anb)=3/7 and p(b)=7/8 what is p(a i b)