Asked by margret
A collection of dimes is arranged in a triangular array with 14 coins in the base row, 13 in the next, 12 in the next, and so forth. Find the value of the collection.
Answers
Answered by
Reiny
number of dimes
= 1+2+3+...+13+14
= 7(1+14) = 105
value = 105(.10) = $10.50
= 1+2+3+...+13+14
= 7(1+14) = 105
value = 105(.10) = $10.50
There are no AI answers yet. The ability to request AI answers is coming soon!