Naima guesses there are 120 nickels in a jar, but there were actually 125. what was her percent error ?

Long division the problem is 40 ➗ 348 = ?

Jamie went to home depot.she bought 25 bags of soil that cost $9 per bag.she bought 15 pots at $8 each,and she bought 23 bags of pebbles at $15 each.she used a coupon that gave her $5 off for every 100 dollars she spent.how much did jame pay at the end?

If y varies directly as x2 and y=6 when x=6, find the constant of variation.