Answer:
22 times
Step-by-step explanation:
just to be clear i don't know if thats right because you can't actually expect which way a coin is going to flip so its all up to chance but anyways...
1. 7 is about half of 15 and 22 is about half of 45 (you could also do 23 or 22.5 if you want to be exact)
Okay i answered by comment but now i can make an official answer here:
a) i got 5,828.6 grams / about 13lb
b) i got 273,391.48$
hope this helps!
