Phillippe invested $1,000 10 years ago and expected to have $1,800 today. he has not added or withdrawn any money from this account since his initial investment. all interest was reinvested in the account. as it turns out, he only has $1,680 in his account today. which one of the following must be true?

He earned a lower interest rate than he expected

Option 1800 interest rate 6,06% expected

Option 1680 interest rate 5,33%  real amount

Explanation:

Option 1680 interest rate 5,33%

11.0005,33%531.053

21.0535,33%561.109

31.1095,33%591.169

41.1695,33%621.231

51.2315,33%661.296

61.2965,33%691.366

71.3665,33%731.438

81.4385,33%771.515

91.5155,33%811.596

101.5965,33%851.681

Option 1800 interest rate 6,06%    

11.0006,06%611.061

21.0616,06%641.125

31.1256,06%681.193

41.1936,06%721.265

51.2656,06%771.342

61.3426,06%811.423

71.4236,06%861.510

81.5106,06%911.601

91.6016,06%971.698

101.6986,06%1031.801

well based on 99% of parents have dont something wrong to there kids mabey even stole money from you so based on maney inccedent i would choose guilt

i tried to find the answe for you im sorry.