Answer:
Base = 8 feet
Step-by-step explanation:
Answer: S x 1.25 = A
Step-by-step explanation:
Where S is the number of students and A is your final price. If each book cost 1.25, then she will have to pay 1.25 for every kid.
Answer:
1) -5
2)7
3)-7
4)-1
5)12
6) -6
Step-by-step explanation:
3k+14=k. Subtract 3k from both sides. 14= -2k. Divide both sides by -2. K=14/(-2)=-7. K is -7.
Answer:
8.3%
Step-by-step explanation:
To solve this question, we will use <em>permutation.</em>
Permutation helps us calculate the number of ways to order items. Basically we multiply the number of elements that can be placed first, then for second place until there is no empty place.
In this case, the probability of selecting Jim first is 1 over the total number of students that is 4. Then:
To select Al in second place is similar, but this time we have 3 students since Jim has already been placed.
Thus, in total the probability will be: