I don't understand either.
Answer:
30
Step-by-step explanation:
We require to calculate the volume of 1 brick
V = lbh ( l is length, b is breadth and h is height ), that is
V = 14 × 8 × 5 = 560 cm³
Now divide the volume of concrete available by the volume of 1 brick.
number of bricks made =
= 30
Answer:
173/5000
Step-by-step explanation:
I think this is the answer i just looked it up mark me brainliest if correct
let's say it's "x", and we know that x% is really $35.99.
we also know that the laptop cost is $499.99, so that's the 100%.
if 499.99 is the 100%, what is 35.99 off of it in percentage?

The square root of 20 does not give an integer solution or fraction so it is irrational