Answer fast . the bottom of a box has a surface area of 25.0 cm 2 . the mass of the box is 34.0 kilograms. acceleration due to gravity at sea level is 9.80 m/s 2 . what pressure is exerted by the box where it rests? a. 1.36 n/cm 2 b. 13.3 n/cm 2 c. 0.139 n/cm 2 d. 7.21 n/cm 2

The temperature in gavin's oven is a sinusoidal function of time. gavin sets his oven so that it has a maximum temperature of 280°f and a minimum temperature of 240°. once the temperature hits 280°, it takes 20 minutes before it is 280° again. gavin's cake needs to be in the oven for 30 minutes at temperatures at or above 270°. he puts the cake into the oven when it is at 260° and rising. how long will gavin need to leave the cake in the oven? (round your answer to the nearest minute.)