Uma barra de chocolate é divida entre Kelly, Penha e Sônia. Sabendo que Kelly ganha (dois quintos) da barra, Penha ganha (um quarto) e Sônia ganha 70 gramas, determine o peso da barra em gramas.

Alguém poderia me explicar como resolver esse problema??

Find the perimeter of the figure shown above. a. 40 cm c. 52 cm b. 60 cm d. 75 cm select the best answer from the choices provided

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!

1- how are translations represented as a function? . . 2- what is the relationship between a translation and a rigid motion? answer my grade depends on it! you so much