Respuesta :

mathstudent55

Answer:

252

Step-by-step explanation:

When you decrease a number by 30 percent, you end up with 70% of the number.

70% of 300 = 0.7 × 300 = 210

When you increase a number by 20%, you end up with 120% of the number.

120% of 210 = 1.2 × 210 = 252

Answer: 252

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