Mr. tally inherited $200,000. he used a portion of the inheritance to build a house. he invested the rest of the money for 1 year as follows: 1/3 at 12% and 2/3 at 15%. the interest from both investment was $8,400. how much did it cost to build the house?

According to statistics a person will devote 32 years to sleeping and watching tv. the number of years sleeping will exceed the number of years watching tv by 18. over a lifetime, how many years will the person spend on each of these activities

An equation of the line tangent to y=x^3+3x^2+2 at its point of inflection is

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 (%).