He was wrong, you cannot make 10 coins by adding 32 coins to 28 coins. If you want to obtain 10 coins from 32 coins and 28 coins, you can subtract 28 coins from 32 coins.
This can be illustrated as follows:
32-28=10
Yes because the median and range are not a function of the totality of the sample set, the median is just value that is halfway of the set.
Hope this helps :)
~Davinia.
Convert 15% into a decimal. (0.15) Then multiply that by 550.
In the ones place its 1
hundreds = 5
thaosands = 4