HELP! what is 1.278 and 1.281 and 1.284 from least to greatest

He mass of a single atom of carbon can be found by dividing the atomic mass (12.01 g) by 6.022 x 10^23. which is the mass of a single carbon atom, correctly written in scientific notation with the correct number of significant figures?

The amount spent on food and drink by 20 customers is shown below what is the modal amount spent and the median? 40 25 8 36 18 15 24 27 43 9 12 19 22 34 31 20 26 19 17 28

The dash figure is a dilation if the original figure. find the scale factor. classify the dilation as an enlargement or a reduction