There are different ways to think about the meaning of speed. which description correctly completes this sentence? speed is

1gm = 1000mg so 0.1gm = 1000mg

first, convert the weight to kg

160lb * 1kg/2.2lb = 72.7kg

next, the dose

72.7kg * 100mg/kg = 7270mg

a reflection across the x-axis , followed by the by a reflection across the y-axis , and then a scale dilation of 0.5 .