Can someone tell me what 880/1760 is simplified to its max? hurry

What is the area of mnp? 40 m2 60 m2 68 m2 127.5 m2

Binh says the point of intersections is (0,-3) which statements identify the errors binh made , check all that apply

The graph shows the decibel measure for sounds depending on how many times as intense they are as the threshold of sound. noise in a quiet room is 500 times as intense as the threshold of sound. what is the decibel measurement for the quiet room? 20 decibels28 decibels200 decibels280 decibels