Answer:
90
Step-by-step explanation:
87 is closer to 90 than to 80, so it rounds to 90 when rounded to the nearest 10.
Answer:
No it doesn't represent a function
so FALSE
Step-by-step explanation:
P.S.
I like Proflie pic kinda cute
Step-by-step explanation:
I don't see any numbers, so I just give you an example :
<u>1</u>1
every position in a number is worth 10 times the value of the position to its very right.
so, in e.g. 11
the left 1 is worth 10 times the value of the right 1.