anita attempted to find the average of ten two digit numbers.one of the numbers a,was the reverse of one of the others.if these two numbers are replaced by the two digit numbers, c and the reverse of c, anita would find the average of these numbers to be 6.6 more than the average of teh original set of numbers.find the value of (sum of the digits of c) - (sum of the digits of a).
a.3 b.4 c.6 d.2
Students attend our lectures, not because the mathematics we teach ‘makes lots of fun’ for us, but because they believe they can learn some essential knowledge from us. And each of our young students has only one life to live. We should therefore be a
H. Behnke
As far as the laws of mathematics refer to reality, they are not certain; and as far as they are certain, they do not refer to reality.