91 Scrie fracțiile care arată cât reprezintă: o zi dintr-o săptămână;
b) un anotimp dintr-un an;
c) un an dintr-un deceniu;
d) un an dintr-un secol;
e) un deceniu dintr-un secol.
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Afrequency table of grades has five classes (a, b, c, d, f) with frequencies of 3, 13, 14, 5, and 3 respectively. using percentages, what are the relative frequencies of the five classes?

Which strategy is used by public health to reduce the incidence of food poisoning?

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!