Change the following decimal to a fraction. Express your answer like the following example (ex: 9.5 = 9 1/2) 4.125 = ? help!!

Which ratio is equivalent to 10: 85

Henry is an avid reader, he devours 90 pages in half an hour how many pages has henry read per minute?

Thales was an ancient philosopher familiar with similar triangles. one story about him says that he found the height of a pyramid by measuring its shadow and his own shadow at the same time. if the person is 5-ft tall, what is the height of the pyramid in the drawing?