You can see answer at photo! If you have any questions, write me in Telegram @ef1m0ff
Step-by-step explanation:

Answer: b
Step-by-step explanation:
10 x 10= 100
15 x 10= 150
100+150= 250
Answer:
The range of a relation is the set of the second coordinates from the ordered pairs.
Step-by-step explanation:
The range of a relation from A to B is a subset of B. For Example: If A = {2, 4, 6, 8) B = {5, 7, 1, 9}. Let R be the relation 'is less than' from A to B.
Answer: a cube
(you could have looked this up on google that's what I did)
They are making me write an answer with at least 20 characters sorry