Given that one can get 6 gems every 2 minutes and 30 seconds, one will have 144 gems after one hours.
Given that;
Hence 6 gems are gotten every 120sec and 30 seconds
Hence 6 gems are gotten every 150seconds
Next we convert 1 hour to seconds
1 hour = ( 60 × 60 × 1 )sec = 3600sec
Now,
6 gems can be gotten every 150seconds
x gems can be gotten every 3600 seconds
x = ( 6 × 3600 ) / 150
x = 21600 / 150
x = 144 gems
Given that one can get 6 gems every 2 minutes and 30 seconds, one will have 144 gems after one hours.
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