Henry is mixing concrete.
To make concrete he needs to mix cement, sand and gravel in the ratio 1 : 4 : 7 by weight.
Henry needs to make 180kg of concrete.
He has 16kg of cement, 60.5kg of sand and 100kg of gravel.
Which ingredient is Henry short of?
A.gravel
B.cement
C.sand
lailandiaye:
The answer is A
Answers
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15
cement
he needs 15kg cement, 60kg sand and 105kg gravel to make 180kg of concrete
Answered by
1
Answer:
Step-by-step explanation:
answer: sand
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