
I've done this a million times and I'm still getting 4 instead of 32. Are you sure you posted the coefficients?
Answer:
60
Step-by-step explanation:
Sam is 5, Tom is 3 times as old, 5 times three is 15, so tom is 15, 20 is 4 times 5, so you take 15, and multiply it by 4, and that's your answer
4 is your answer have a nice day
Radius is 6.5 and the diameter is 13