<p>ACT and SATs are made by different companies. So, no, you have to take both of them seperately. And it really depends on the colleges if they accept Math I or not. Each college is different.</p>
<p>Some colleges will accept the ACT in place of both SAT and SAT IIs. Others require SAT IIs in addition to either ACT or SAT. Most college admission websites have this information.</p>