Prove that 1/((3- √8 )) - 1/( (√8-√7))+ 1/((√7-√6 )) -1/((√6-√5))+ 1/((√5-2 )) = 5

With both problems. a.s.a.p directions on photo ^

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!

Ineed ! what is the connection between ratios, fractions, and percents? give an example with your answer.