Aferris wheel turns at a constant speed. it takes 4 minutes to turn through a complete circle. what angle does the ferris wheel turn through in 90 seconds? a) 125 degrees b) 135 degrees c) 145 degrees d) 155 degrees

In a coastal town, the humidity, measured in grams of water per kilogram of air, increases by 43% for every 1 degree celsius increase in temperature. a scientist observes that the humidity on monday morning is 5.75 grams per kilogram. he wants to know how much the temperature must increase for the humidity to reach at least 49.17 grams per kilogram. let t represent the increase in temperature, in degrees celsius, from monday morning's observation. write an inequality to represent the situation, and use it to determine the desired temperature increase.