প্রশ্ন ও উত্তর
A certain machine can make 3 widgets every 2 seconds . At this rate, how many widgets will be made in 1 minute ?
06 Apr, 2025
প্রশ্ন A certain machine can make 3 widgets every 2 seconds . At this rate, how many widgets will be made in 1 minute ?
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৯০
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