Answer:
B. 5 × 5 × 8
Step-by-step explanation:
Each of the boards have an area of 25. You have 8 of them.
Yes 1,120 gallons per week (7 days)
Just divide 800 by 5 and see that the sprinkler system uses 160 gallons a day. Multiply 160 by 7 for the amount used a week and you will find that the answer is 1,120 gallons of water.
9mph because 20 minutes time 3 is one hour so multiply 3 by 3 to get 9
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Yes they are the same. The number on the right just has an extra zero. You can add an infinite amount of zeros to the end of a number without changing it's value.