Question

Bob the builder is making 480 kg of concrete mix. Concrete is made by mixing cement, sand and gravel in the ratio 1 : 3 : 4 How much send does he need

Answer 1

Answer:

here is your answer

Step-by-step explanation:

1:3:4=480

1x+3x+2x=480

5x=480

X=480/5=96

mixing cement 1×96=96

sand=3×96=288

gravel=2×96=192

hope this helps you....