Name the position held by the digit 5 in each numeral 952 5432 115 50768 113598 5027649

In the rectangle below ac=30 units what is de

Due to bad planning, two of the local schools have their annual plays on the same weekend. while 457 people attend one, and 372 attend the other, only 104 people were able to attend both. how many people went to at least one play?

Change negative exponents to positive, then solve