120-36 = 84 <==== what he has left
84/120×100% = percentage of what he has left
70% = percentage aka answer.
When we cube root 123, we get a decimal which rounds out to 4.97. So possible side lengths would be any number greater than that.<span />
Answer:
22 grams
Step-by-step explanation:
loses 50% of it's mass per 22 years
so after 22 years the mass would be 44 grams
22 years later would leave 50% of 44 grams = 22 grams
Answer:
A is your answer.
Step-by-step explanation:
