Justine lives in an apartment while attending college. Her monthly rent last year was $680, but this year she has to pay $800 per month. By what percent did her monthly rent increase from last year to this year?

Which graph represents 2x-5y< 15

Write the system of equations represented by the matrix. 0 1 2 4 -2 3 6 9 1 0 1 3

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?