Kala deposit 4000 into an account with 4% interest assuming that no withdrawals are made how much will she have after 10 years?

You’re giving a cube with a length of 2.5 cm and a width of 2.5 cm and a high of 2.5 cm you place it on a scale and it is 295 g calculate the density

If it 8 inch candle burns at 7/10 inch per hour and a 6 inch candle burns at 1/5 inch per hour after how many hours would both candles be the same height

Will mark brainliest! ( explain the answer too, it can be one sentence)