Bài 8*: Tìm số có 3 chữ số biết rằng nếu nhân số đó với tổng các chữ số của nó thì được kết quả là 1000.

The marked price of an article is 25% above its selling price and the cost price is 30% less than its marked price . find the discount percent and gain percent. only a brainlest can solve it i will mark you brainlest

Katie wants to collect over 100 seashells. she already has 34 seashells in her collection. each day, she finds 12 more seashells on the beach. katie can use fractions of days to find seashells. write an inequality to determine the number of days, dd, it will take katie to collect over 100 seashells.

What is the simplified form of square root of 400 to the 100th power ?