In statistics the word "and" symbolized for multiplaction operation and the word "or" symbolized addition operation. so the number of ways can bob choose a fruit from the bowl is :
P = ( 7 x 10 ) + ( 10 x 4 ) + (4 x 7)
P = 138 ways he can choose a fruit from the bowl
Answer:
9 minutes
Step-by-step explanation:
First, you will want to add up all the time spent per problem.
3(9.5)+2(8.25)=45
Then, divide 9 from 45. 45÷5=9.
Therefore, she would have spent 9 minutes per problem.
Answer:
ab(ab + 20)
Step-by-step explanation:
Because we see both terms have at least one ab in it, we can factor out ab and get ab(ab + 20). However, because ab^2 does not have any coefficient, there is nothing more to factor out. Thus, ab is your greatest common factor, or GCF.