Question

[Nguyễn Ngọc Huyền]

adam bought a number of ping-pong balls in a store in Texas, where a 5% sales tax is added to every purchase. If he didn't have to pay tax, he could have bought more 3 balls  for the sam amount of money. How many balls did he buy

Answer 1

[Dieu Ngoc]

sao toan la TA ko z