Mathematics, 09.11.2019 05:31 villarrealc1987
Afather and his son can clean the house together in 3hours. when the son works alone it takes am hour longer to clean than it take his dad alone. find how long it takes the son to clean alone
Answers: 1
Mathematics, 21.06.2019 15:00
Five dinosaurs go for a walk and come across some lovely chicken wings. their names are rexy, bronto, steggy, paly, and terry. there are exactly 5 dozen wings(equal enough for each dino to have a dozen right? ); however, terry is on a diet and he only eats 6 wings. if paly eats 2 more than terry, steggy eats 4 more than paly, and bronto and rexy eat the same amount because they are really hungry from not eating all day, how many chicken wings did each dino eat?
Answers: 1
Mathematics, 21.06.2019 18:50
The trigonometric ratios sine and secant are reciprocals of each other
Answers: 2
Mathematics, 21.06.2019 19:00
The fence around a quadrilateral-shaped pasture is 3a^2+15a+9 long. three sides of the fence have the following lengths: 5a, 10a-2, a^2-7. what is the length of the fourth side of the fence?
Answers: 1
Mathematics, 21.06.2019 19:30
Need now max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.
Answers: 1
Afather and his son can clean the house together in 3hours. when the son works alone it takes am hou...
Mathematics, 30.11.2020 23:40
Mathematics, 30.11.2020 23:40
Chemistry, 30.11.2020 23:40
Mathematics, 30.11.2020 23:40
History, 30.11.2020 23:40
Mathematics, 30.11.2020 23:40