Answer:
9
Step-by-step explanation:
They both have -10 so just compare 3 and 12. Thats a difference of 9.
He went upstream 3 hours and downstream two. 4x3=12 6x2=12
He went 24 miles.
The perfect whole squares are 1, 4, 9, 16, 25, 36, 49, 64, 81, 100.
Less than 30 are:
<h2>1, 4, 9, 16, 25</h2>
