Sang-Jin has only quarters and nickels in her piggy bank. She has 66 coins in the bank with a value of $11.50.
How many quarters are in Sang-Jin’s piggy bank?
2 answers
50 quarters
The AI continues its streak of wrong answers !!
let a human do it:
quarters--- x
nickels --- 66 - x
25x + 5(66-x) = 1150
25x + 330 - 5x = 1150
20x = 820
x = 41
so 41 quarters and 66-41 or 25 nickels
check:
25(41) + 5(25)
= 1025 + 125 = 1150
let a human do it:
quarters--- x
nickels --- 66 - x
25x + 5(66-x) = 1150
25x + 330 - 5x = 1150
20x = 820
x = 41
so 41 quarters and 66-41 or 25 nickels
check:
25(41) + 5(25)
= 1025 + 125 = 1150
1 answer