Mathematics, 05.05.2020 10:29 perryjarvisr1751

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

Answers: 3

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 19:10

What is the value of x when x + 7 = 21?

Answers: 2

Answer

Mathematics, 21.06.2019 20:30

Solve the triangle. a = 21°, c = 105°, c = 5

Answers: 2

Answer

Mathematics, 21.06.2019 22:30

If you prove that ∆wxz is congruent to ∆yzx, which general statement best describes what you have proved?

Answers: 3

Answer

Mathematics, 22.06.2019 00:00

Triangles abc and dfg are given. find the lengths of all other sides of these triangles if: b ∠a≅∠d, ab·dg=ac·df, ac=7 cm, bc=15 cm, fg=20 cm, and df-ab=3 cm.

Answers: 1

Answer

You know the right answer?

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

Questions

Business, 04.02.2020 13:56

What is the reason why people want something that is scarce? a. it has a high price. b. human wants are unlimited. c. there...

English, 04.02.2020 13:56

Create a list of synonyms and antonyms for the word good . the list should have at least five in each category. reach for vivid and exciting words....

Mathematics, 04.02.2020 13:56

Petra walked 4 1/5 km. mandy walked 2 1/4 km less than petra. how far did they walk altogether...

Mathematics, 04.02.2020 13:56

Consider the following figure. which of the following statements are true? a. 2 and 3 form a linear pair b. 1 and 4 are supplementary ang...

English, 04.02.2020 13:56

Ihave a problem and i need /story when i was a kid my skin was very light, i was light skinned and i loved it! i just like the way it looks on...

Mathematics, 04.02.2020 13:56

Solve the inequality m> =5m-4...

Mathematics, 04.02.2020 13:56

On a map, if one centimeter represents 25 kilometers, how many kilometers does 7 centimeters represent?...

English, 04.02.2020 13:56

identify each as a pure substance or mixture. include a reason for each. 1. lettuce and tomato salad 2. air 3. wood shavings

English, 04.02.2020 13:56

Which sentence from the passage is the best evidence that ben is eager for the next family road trip to begin? a.) "under his guidance,...

Health, 04.02.2020 13:56

Create a life plan that includes the strategies for reducing stress and its effects....

English, 04.02.2020 13:56

Which of the following direct quotations is correctly punctuated? a. "it is always a good idea to budget your money well" my father said....

Mathematics, 04.02.2020 13:56

If the average grade of an english class rose from 70 to 85, what is the approximate percent increase?...

Mathematics, 04.02.2020 13:56

Write a system of equations to describe the situation below, solve using any method, and fill in the blanks. lloyd's bakery sold one custo...

Mathematics, 04.02.2020 13:56

Using the credit card from question 13, if you have a good credit rating, how much must you pay at the end of the month to get the balance to the acce...

Chemistry, 04.02.2020 13:56

What is the definition of digestion?...

Social Studies, 04.02.2020 13:56

Explain why california could file for statehood so quickly...

History, 04.02.2020 13:56

What was the main impact of the anti federalists on the adoption of the us constitution...

Mathematics, 04.02.2020 13:56

∠abc is a 40∘ angle. point a is at (7, 1) point b is at (3, 2) point c is at (8, -1) if ∠abc is rotated 180∘ about the origin, what are the new points...

History, 04.02.2020 13:56

Who, when, where, why, is this significant: freedman’s bureau...

Social Studies, 04.02.2020 13:56

The economy of mongolia is gradually changing from...

More questions: Mathematics Another questions