A mixture of concrete is made up of sand and cement in the ratio of 5:3 how many cubic centimetres of sand is needed to make 160 cubic centimetres of concrete mix?

Which represents the inverse of the function f(x) = 4x? h(x) = x + 4 h(x) = x – 4 h(x) = x h(x) = x

Afruit stand has to decide what to charge for their produce. they need $10 for 4 apples and 4 oranges. they also need $15 for 6 apples and 6 oranges. we put this information into a system of linear equations. can we find a unique price for an apple and an orange?

8000 + 8800 + 8000 + 8 million + 80 trillion + another a katrillion equals