The sum of the first ten terms of an a. p is 120 and the sum of the first 20 terms is 840,
the sum of the first thirty terms.

Simplify the following expression 48^1/2

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!

Care repairs are less than or equal to $500