5x and x+5 is this equivalent if so explain even if it isn’t still explain lol

Which is the standard form for this number? (4 x 1 100 ) + (8 x 1 1,000 ) + ( 3 x 1 100,000 ) ? a) 0.004803 b) 0.04803 c) 0.0483 d) 0.483

Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?

Elizabeth is using a sample to study american alligators. she plots the lengths of their tails against their total lengths to find the relationship between the two attributes. which point is an outlier in this data set?