Question

9 excavators working 10 hrs. a day remove 2500 cubic feet of earth in 3days.How many excavators working 6 hrs. a day are required to remove 5000 cubic feet of earth in 2 days?​

Answer 1

Answer:

45

Step-by-step explanation:

Here is how to calculate:

• 2500/(9*3*10)=5000/(6*2*x)

• 12x=270*5000/2500

• 12x=540
• x=540/12
• x=45

Answer is 45 excavators required