The intensity of the sound of a conversation ranges from 10^−8 watts per square meter to 10^−3 watts per square meter. What is the range in the loudness of the conversation? Use I0 = 10^−12 watts per square meter. (^=square root)

Find x & pleassse me !

Aportion of a hiking trail slopes downward at about an 84° angle. to the nearest tenth of a flot, what is the value of x, the distance the hiker traveled along the path, if he has traveled a horizontal distance of 120 feet? a. 143.3 b. 12.5 c. 120.7 d. 130.2

Liz had 140 pens and inna had 100 pens. after inna gave liz some pens, liz had 3 times as many pens as inna. how many pens did inna give liz?