Step-by-step explanation:


Answer: a:b:c:d = 16:24:30:40
You can also divide the ratio by 2 because all terms have 2 in common. Which would be a:b:c:d = 8:12:15:20
Reduce the expression<span> by cancelling the </span><span>common factors</span><span>.
</span><span>9/20
</span>Exact Form:
<span>9/20</span>
<span>Decimal Form: </span>
0.45