In the following equation ABC+ACB=BCA, the same letters correspond to the same numbers and different numbers correspond to different numbers. What is ABC?

7for nonmembers i think

If gravity is one third on mars then weight also one third on mars

First step is to get rid of the square root. remember that a square root is the same as raising to the (1/2) power. see below: multiply exponents per exponent rules to get: remember you subtract exponents from the denominator and add exponents in the numerator so: simplify further: so a is the correct choice. if you don't understand this google exponent rules and it will you understand. look at the image results.