Simplify the following expression: (−1/8 + 2/5) + 3 3/5 (the / mean its a fraction! )

A. 3 3/40

B. 4 1/8

C. 3 7/8

D. − 3 13/40

How long does it take natsumi to clean up after she is done? table: .area time30. 245. 2.7560. 3.5

Over the course of the school year, you keep track of how much snow falls on a given day and whether it was a snow day. your data indicates that of twenty-one days with less than three inches of snow, five were snow days, while of the eight days with more than three inches of snow, six were snow days. if all you know about a day is that it is snowing, what is the probability that it will be a snow day?

40 points. given: two congruent angles ∠c and ∠r are supplementary. prove: ∠r and ∠c are both right angles. it doesn't have to be exactly 10 rows.statements reasons1. 1. 2. 2. 3. 3. 4. 4. 5. 5. 6. 6. 7. 7. 8. 8. 9. 9. 10. 10.