Number 2 is 144 because 8 times 18 is 144 because your doing 8 km times 18 km
√28 is between 5 and 6
√39 is not between 7 and 8. Its between 6 and 7
√85 is not between 8 and 9. Its between 9 and 10
√52 is between 7 and 8
√21 is between 4 and 5
Answer: -7 x + 12
Step-by-step explanation:
In this case, the 12 is positive unlike the expression which is -12.
10 + 3(2) - 1
10 + 6 - 1
16 - 1
15
Answer:
4500
Step-by-step explanation:
As long as your number isn't less than 500, it will always round up.