In one day A does 10% of the work and B does 12½%, so after A's 6 days he has done 60%, leaving 40% for B who will need three-and-a-fifth days to complete the work.
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Machine # 1 works at a rate of 1/2 truckload per hour, while machine 2 works at a rate of 1/4 truckload per hour. The two machines together work at a rate of 3/4 truckload per hour complete the job 1/(3/4) = 1-1/3 hours.
An arachnologist works with arachnid or spiders. A bachelor's degree in biology is required and takes four years to complete.
Works best if you can see the Buck. but every 45 min to hour
When a whole number is given- divide the percent given into the whole number and you will get the original number 39\40 should equal 97.5 great fun you should try it. Works every time.
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