Answer: 3
Explanation:
The given statement : -A marching band has 1.5 times as many trumpet players as clarinet players.
i.e for every x number of clarinet players , the number of trumpet players= 1.5 x
Now, for every 2 clarinet players players, the number of trumpet players is given by :-

Hence, For every 2 clarinet players , there are 3 trumpet players.