Question

2道英文的数学题，求翻译并解答

If each foot of water in a lake screens out 60% of the light above, what percent of the light passes through 5 feet of water?

Raul invests $1000 in a savings account that earns 5% interest compounded annually. How much money will he have in the account at the end of 5 years?

Answer 1

If each foot of water in a lake screens out 60% of the light above, what percent of the light passes through 5 feet of water?
译文：如果每英尺湖水能阻挡上面60%的光线，请问有百分之几的光线能到达5米深的水。
解答：M = 60% x 60% x 60% x 60% x 60% x = 0.07776 = 7.776%

Raul invests $1000 in a savings account that earns 5% interest compounded annually. How much money will he have in the account at the end of 5 years?
译文：Raul在一个储蓄账户投资1000美元，每年能够赚取5%的复合利率。请问到5年年底时他的账户中有多少钱？
解答：M = $1000 + $1000 x 5% x 5 = $1250

Answer 2

1. 光线通过一尺的水的时候会被滤掉 60% 的光线，如果通过 5 尺的水会剩下多少百分比的光线通过

答： 0.6 x 0.6 x 0.6 x 0.6 x 0.6 = 0.07776
= 7.776%

2. Raul 存了 1000 元在账户里，账户每年的收入是 5%， 请问五年后，他的账户里会有多少钱。
答：1000 x 1.05 x 1.05 x 1.05 x 1.05 x 1.05 = 1276.28

Answer 3

如果每一英尺深的湖水会遮挡着60%的光线，那么在通过5英尺深的湖水后光线还会剩下有百分之多少？

60% x 60% x 60% x 60% x 60% = 0.07776 = 7.776%

劳尔将1000美元存入储蓄帐户,每年能赚取复合利率为5%。在5年之后劳尔的帐户一共会有多少钱?

￥1276.28

Answer 4

1. 如果湖的水每一英尺吸收60%的光，五英尺深的地方有百分之几的光？
答：1.024%

2. Raul (人名) 在每年5%利息的银行存了￥1000. 5年后，他会有多少钱?
答：￥1，051.01

Answer 5

如果每一共同性的湖水过滤掉上面光线的60%，那么五英尺深的水下有多少光能通过呢？

Raul存入储蓄帐户1000美元，年利息为5%复利。5年后他的这个帐户上会总共连本加利有多少钱？

给你翻译了，自己去算吧，我不会算术。