Mathematics

Q141

Amir has 16 marbles in his pocket. He has 8 red ones, 4 green ones, and 4 blue ones. What is the minimum number of marbles he must take out of his pocket to ensure that he has one of each color?

Q142

If 14 taps fill a swimming pool in 10 hours, how much time will 5 taps take to fill the pool?

Q147

What is meant by intermediate goods and services?

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