subject
Mathematics, 18.11.2020 21:20 jisssyyy

The mean age of 15 students in a class is 6 years. If the age of their teacher is included, mean becomes 9 years. Which is the age of
the teacher?

ansver
Answers: 2
Show answers

Another question on Mathematics

question
Mathematics, 21.06.2019 17:30
What is the number 321,000,000 in scientific notation? also what is the number? ?
Answers: 2
Answer
question
Mathematics, 21.06.2019 18:00
George has seven boxes of five pencils. giulio three boxes of eight pencils. one of the boys arranges all his pencils equally into two groups. was this george or giulio how many are in each group explain
Answers: 1
Answer
question
Mathematics, 21.06.2019 21:30
If t17 = 3 (t5) in an arithmetic progression, find t1 in terms of d.
Answers: 1
Answer
question
Mathematics, 21.06.2019 21:30
In triangle △abc, ∠abc=90°, bh is an altitude. find the missing lengths. ah=4 and hc=1, find bh.
Answers: 2
Answer
You know the right answer?
The mean age of 15 students in a class is 6 years. If the age of their teacher is included, mean be...
Questions
question
English, 24.06.2019 19:40
How does mansfield convey her theme in "the daughters of the late colonel"? a. by showing how hard it was for the sisters to feign grief b. by showin...
question
Mathematics, 24.06.2019 19:40
In this triangle what is the value of x ? enter your answer , rounded to the nearest tenth, in the box.
question
Mathematics, 24.06.2019 19:40
Suppose that a randomly generated list of numbers from 0 to 9 is being used to stimulate an event that has a probability of success of 20%. which of t...
question
English, 24.06.2019 19:40
In "the chrysanthemums," what characteristics do elisa and the chrysanthemums share? a. strength, beauty, and an inability to travel and explore b. a...
question
Mathematics, 24.06.2019 19:40
Solve the given inequality. describe the solution set using the set-builder or interval notation. then, graph the solution set on a number line 10(10m...
question
Mathematics, 24.06.2019 19:40
What is the volume of a right prism w/ a triangular base w/ sides of 3,4 and 5 w/ a height of 10?...
question
History, 24.06.2019 19:40
Plz jelp me i will gove i swear gorbachev end the cold war invading afghanistan. withdrawing soviet troops from eastern europe. becoming a u. s. ci...
question
History, 24.06.2019 19:40
What legislation allowed the president to arrest foreigners who were believed to be a threat to the u. s.?...
question
English, 24.06.2019 19:40
Which of the following phrases, used by rita dove in " lady freedom among us" does not contribute to readers perception of lady freedom as a homeless...
question
Biology, 24.06.2019 19:40
What is not a drawback of using fossil fuels ( apex )...
question
Mathematics, 24.06.2019 19:40
For the function, tell whether the graph opens up or opens down, identify the vertex, and tell whether the graph is wider, narrower, or the same width...
question
History, 24.06.2019 19:40
Why did the united states become involved in the korean and vietnam wars? the united states wanted to control all of korea. the united states wanted...
question
Arts, 24.06.2019 19:40
Unit 6 dba question 5. art in world cultures. how does the social environment influence the art that is created? provide an example using one of the...
question
Physics, 24.06.2019 19:40
Cars a and b are racing each other along the same straight road in the following manner: car a has a head start and is a distance da beyond the start...
question
Physics, 24.06.2019 19:40
In an amusement park water slide, people slide down an essentially frictionless tube. the top of the slide is 3.2 m above the bottom where they exit t...
question
Business, 24.06.2019 19:40
Olga enters into a contract to buy a refrigerator from a prairie states appliance store with the price to be paid in monthly installments. after thirt...
question
Business, 24.06.2019 19:40
Beth's bagels & nosh, inc., and other bakeries refer to a "baker's dozen" as consisting of a collection of thirteen baked goods. this is...
question
Chemistry, 24.06.2019 19:40
The biochemistry that takes place inside cells depends on various elements, such as sodium, potassium, and calcium, that are dissolved in water as ion...
question
Business, 24.06.2019 19:40
Online marketing progress 77% decision point: video marketing your next online advertising recommendation includes posting digital videos on branded...
question
Business, 24.06.2019 19:40
Puritan apparels is a clothing manufacturer. unit costs associated with one of its products, product fgs1156 are as follows: direct materials $80 dir...
More questions: Mathematics Another questions
Questions on the website: 13722360
See results (0)