Question

Henry is mixing concrete.
To make concrete he needs to mix cement, sand and gravel in the ratio 4 : 3 : 1 by weight.
Henry needs to make 120kg of concrete.
He has 55kg of cement, 45kg of sand and 15kg of gravel.
Which ingredient is Henry short of?

Answer 1

Answer:

Let the quantities of the ingredients are 4x,3x and x

so the sum of ingredients is 8x

so 8x=120

x=15

4x=60

3x=45

so we can clearly see that Henry is short of cement

Answer 2

Answer:

cemant

Step-by-step explanation:

because thts the answer on hegerty maths