Respuesta :

Answer:

6.7% decrease each day

Step-by-step explanation:

Half life: 10 days

Fraction = 0.5^(t/10)

Where t is the no. of days

Per day: t = 1

0.5^(1/10)

0.9330329815 × 100 = 93.30329917

Decrease of: 100 - 93.30329917

= 6.696700846% each day