Candance took 1.6 gallon of water. she drank .7 of the water. what part of a gallon of water did she drink?

Give me the equations of two lines that have the same slope but are not parallel.

In trapezoid abcd, ac is a diagonal and ∠abc≅∠acd. find ac if the lengths of the bases bc and ad are 12m and 27m respectively.

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?