Đầu tháng ,bếp ăn của nhà trường dự trữ gạo đủ cho 100 học sinh '' bán trú'' ăn trong 26 ngày ,thực tế nhà trường có thêm 30 học sinh ''bán trú'' nữa .Hỏi số gạo dự trữ đó đủ cho học sinh ăn trong bao nhiêu ngày

Ricky takes out a $31,800 student loan to pay his expenses while he is in college. after graduation, he will begin making payments of $190.66 per month for the next 30 years to pay off the loan. how much more will ricky end up paying for the loan than the original value of $31,800? ricky will end up paying $ more than he borrowed to pay off the loan.

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.

The radius of the earth is two times the radius of the moon. what fraction of the volume of the earth is the volume of the moon?