Write down a formula to calculate the number of 50Kg bags of cement for moulding

Write down a formula to calculate the number of 50Kg bags of cement for moulding
of cement blocks of tcm thick by 20cm high by 40cm long on site with
a mix ratio of 1 bag of cement to 3 wheelbarrows of sand . the sand is measured at a STRUCK( WATER LEVEL) 65 litres capacity wheelbarrow.
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Write down a formula to calculate the number of 50Kg bags of cement for moulding of cement blocks ..

Answer / moses

Q=25Ωn/2(-t^2-45t+2400)
Where, n=number of blocks required
t=thickness of block in centimetres (cm),which is valid for all positive
numbers except zero since the thickness cannot be zero.
Ω=sum of mix proportion

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