La diferencia entre la cuarta parte de un número y su siguiente, es igual a la quinta parte de dicho número disminuido en veinte unidades. ¿De
qué número se trata?

If your teacher tells you to do questions 6 through 19 in your math book for homework, how many questions is that

Ftara spends $219 a month for her car payment and she makes $3,200 a month, what percent of her monthly income is spent on her car payment?

In a survey of 1015 adults, a polling agency asked, "when you retire, do you think you will have enough money to live comfortably or not. of the 1015 surveyed, 534 stated that they were worried about having enough money to live comfortably in retirement. construct a 90% confidence interval for the proportion of adults who are worried about having enough money to live comfortably in retirement.