The mean age of 5 people in a room is 38 years.
A person enters the room.
The mean age i...
Mathematics, 19.05.2020 20:08 jahnoibenjamin
The mean age of 5 people in a room is 38 years.
A person enters the room.
The mean age is now 39.
What is the age of the person who entered the room?
Answers: 3
Mathematics, 21.06.2019 14:30
Each morning papa notes the birds feeding on his bird feeder. so far this month he has see. 59 blue jays, 68 black crows, 12 red robin's and 1 cardinal. what is the probability of a blue jay being the next bird papa sees
Answers: 3
Mathematics, 21.06.2019 21:00
The area of a rectangle is 10 cm^2. one side of the rectangle is x cm. express the perimeter of the rectangle in terms of x and show that this rectangle cannot have a perimeter of 12 cm. the perimeter of the rectangle in terms of x is __ cm
Answers: 1
Mathematics, 21.06.2019 23:20
In a small section of a stadium there are 40 spectators watching a game between the cook islands and fiji. they all support at least one of the two teams. 25 spectators support the cook islands and 16 of these support both teams. how many support only fiji?
Answers: 2
Chemistry, 01.07.2020 15:01
Physics, 01.07.2020 15:01
Mathematics, 01.07.2020 15:01
Physics, 01.07.2020 15:01