Answer: 15
REMEMBER: The mode is the value that appears most frequently in a data set.
So, this question is basically asking us "If we had an x instead of a 2, would this be true?" We can try and see what we get:

So, if we want to show this we have to change the numerator or denominator in such a way that we can cancel some common factors. Notice that 
If we replace the factored numerator with the original one, we get:

Since we have an equality, this relation is proved.
Answer:
(a+b)2 = a2 + b2
Step-by-step explanation:
She has spent $4.80, $2.40 on each fruit, to be equal with mangos, since pineapples are cheaper then you have to multiply that as much times until you get equal with multiplying the mangos
For number 3 the problem solving it can be What is the difference between the T REX and the triceratops
The last one u could put Add up all the dinos and what will u get.