Answer:
He collected 180 other stamps
Step-by-step explanation:
Sorry if it's wrong
Answer:
yes
Step-by-step explanation:
Answer:
it sin 60
Step-by-step explanation:
Answer:
40 14/25 years
Step-by-step explanation:
Well, this certainly is fun.
First, to find the fraction of the doctor's life which 13 years represents, subtract the fractions from 1 (and in this case l stands for lifetime):


So, multiply this equation by the reciprocal of 25/78 to isolate one of l:

years