Bryan is cooking cupcakes for a bake sale at his club. the recipe calls for 12 cups of flour. he has already put 3 cups of flour in the mixing bowl. how many more cups does he need to put in? write an equation to represent this problem. then solve.

Acompany manufactures large valves, packed in boxes. a shipment consists of 1500 valves packed in 75 boxes. each box has the outer dimensions 1.2 x 0.8 x 1.6 m and the inner dimensions 1.19 x 0.79 x 1.59 m. the boxes are loaded on a vehicle (truck + trailer). the available capacity in the vehicle combination is 140 m3. each valve has a volume of 0.06 m3. - calculate the load factor on the box level (%). - calculate the load factor on the vehicle level (%). - calculate the overall load factor (%).

In the given triangle, ∠aed ∼ ∠ abc, ad = 6.9, ae = 7.2, de = 5.2, and bc = 10.2. find the measure of bd and ce. round your answer to the nearest tenth.

Peter measures the angles in a triangle. he finds that the angles are 95, 10 and 75. is he correct? explain your answer