determina la fraccion generatriz de 0,28 y 1,444... luego halla la suma del numerador y el denominador

The average human heart beats 1.15 \cdot 10^51.15⋅10 5 1, point, 15, dot, 10, start superscript, 5, end superscript times per day. there are 3.65 \cdot 10^23.65⋅10 2 3, point, 65, dot, 10, start superscript, 2, end superscript days in one year. how many times does the heart beat in one year? write your answer in scientific notation, and round to one decimal place.

The sum of a number and 5 times the number is 18.find the number

Pr and pt a) pr = ps + pt b)pr = ps · pt c)(pr)2 = ps · pt