Concreting 11451

During concreting, the workers used 1/2 of the total amount of cement on the first day, 1/2 of the rest on the second day, and the remaining 15 q of cement on the third day. How much cement did they consume in total?

Correct answer:

x =  60 q

Step-by-step explanation:

x/2+1/2 (xx/2)+15=x  0.5x=30  x=0.530=60  x=60=60 q

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