The Four basic Mathematical Operations are:
•Addition
•Subtraction
•Multiplication
•Division
Answer:
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Step-by-step explanation:
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Answer:
3 bulbs should be flawed
Step-by-step explanation:
2+ 18 = 20
20 bulbs were examined
2/20 = 1/10 were flawed
looking at the next 30 bulbs
30 * 1/10 = 3
3 of the next 30 bulbs should be flawed
The answer is 10 i believe
