Convert the following fraction into a decimal. The fraction is 21/40.

Upload/attach a picture of your working out on paper from your computer.

Write the point-slope form of the line passing through (2, -12) and parallel to y=3x.

If a company produces x units of an item at a cost of $35 apiece the function c=35x is a of the total production costs

Plz answer asap! i will reward brainliest and 12 points for these three questions!take notice: these three questions are completely different! 1) what is the percentage of sugar in the syrup made of 10 kg of water and 4 kg of suugar? 2) what was the original price if after 10% discount it became $450? 3) at first a price was decreased by 12%, then it was disounted again by an additional 5%. what is the percent of the total discount? , and remeber i will award brainliest and 12 points!