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Question

Difficulty: EasyDecimal Operations and Currency Word Problems

During a field training exercise, a supply sergeant purchases 8 identical waterproof tarps. If the total cost for all 8 tarps is $64.40\$64.40, what is the cost of a single tarp in dollars?

Answer: 8.05

Answer

8.05
The correct answer is found by taking the total cost of all tarps and dividing it by the number of tarps. Dividing $64.40\$64.40 by 8 yields exactly $8.05\$8.05 per tarp.

Step-by-Step Solution

1
Set up the division problem
64.40÷864.40 \div 8
To find the cost of a single item, divide the total cost by the total quantity.
2
Perform the division
8.058.05
8 goes into 64 exactly 8 times. Bring down the decimal point. 8 goes into 4 zero times. Bring down the 0 to make 40. 8 goes into 40 exactly 5 times. Thus, 64.40÷8=8.0564.40 \div 8 = 8.05.

Key Concept

Dividing a decimal currency amount by a whole number to find a unit price.
Estimated Time:45s
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Topics

Decimal Operations and Currency Word Problems

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