You have eight coins in your pocket that equal $1.02. what are the eight coins?

Nine more than four times a number is the same as one less than twice the number. find the number?

With alll of except for the 2 that i did already

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!