$1400 is invested at 4% per annum simple interest. How long will it take for the amount to reach $1624? Show you working.​

Toyland is having a sale. all items are 20% off. how much will you save on an item that usually sells for 95$ explain your

In the rectangle below ac=30 units what is de

Suppose sat writing scores are normally distributed with a mean of 497 and a standard deviation of 109. a university plans to award scholarships to students whose scores are in the top 2%. what is the minimum score required for the scholarship? round your answer to the nearest whole number, if necessary.