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A candy shop sells a pound of chocolate for $ 17. What is the price, in dollars, of 5 kg of chocolate at the shop? ( 1.0 kg = 1000 grams and 1.0 pound = 453 grams). Please round your answer to one decimal place.Let vector V =6i+ 9j + 12 k. What is the magnitude of V? Please round your answer to one decimal place.Given three vectors a : a = 47 m @ 120 , b : b = 23 m @ 180 , and c : c = 24 m @ 240 . What magnitude of the resultant vector r = a + b+c? Please round your answer to one decimal place.A particle, starting from the origin at t = 0, accelerates in a straight-line path along the x-axis. The position of the particle as a function of time is given by: x (t) = 4 +3 - 5 t2. What is the position of the particle (i.e., what is x) at t = 5 s? Please round your answer to the nearest whole number (integer)