Respuesta :

90. 
3:2
135:___
135÷3=45=unit rate
45×2




There are 54 air horns there

If the ratio of balloons to party horns is 3 to 2 with a total of 135 balloons, then;

3x + 2x = 135

5x = 135

x = 135/5

x = 27

Number of party horns = 2x

Number of party horns = 2(27)

Number of party horns = 54 horns

Hence there are 54 air horns there

Learn more on ratios here:https://brainly.com/question/2914376