Mathematics, 07.01.2020 00:31, ksawyer745

The mean age of 5 people in a room is 40 years.
a person enters the room.
the mean age is now 35.
what is the age of the person who entered the room?

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 17:40, samvgesite

Divide. reduce the answer to lowest terms.5 2/3 ÷ 3 1/9

Answers: 3

continue

Mathematics, 21.06.2019 21:00, 22MadisonT

Abakery recorded the number of muffins and bagels it sold for a seven day period. for the data presented, what does the value of 51 summarize? a) mean of bagels b) mean of muffins c) range of bagels d) range of muffins sample # 1 2 3 4 5 6 7 muffins 61 20 32 58 62 61 56 bagels 34 45 43 42 46 72 75

Answers: 2

continue

Mathematics, 22.06.2019 01:00, amoore51

Acentral angle measuring 160 degrees intercepts an arc in a circle whose radius is 4. what is the length of the arc the circle formed by this central angle? round the length of the arc to the nearest hundredth of a unit. a) 4.19 units b) 6.28 units c) 12.57 units d) 12.57 square units

Answers: 3

continue

Mathematics, 22.06.2019 01:30, heidiallen565

Arace is 10 kilometers long. markers will be placed at the beginning and end of the race course and at each 500 meter mark. how many markers are needed to mark the course for the race?

Answers: 3

continue

Do you know the correct answer?

The mean age of 5 people in a room is 40 years.
a person enters the room.
the mean age is...