Respuesta :
Answer:
215 seconds
Step-by-step explanation:
120 words : 100 seconds = 258 words : x seconds
x = 258*100/120 = 258*5/6 = 43*5/1 = 215 seconds
Answer: 120+120+ 18= 258
You know that it takes 100 seconds for 120 words
120=100 120=100 now we have to find now how many seconds does it take to make 18 words