Mathematics
Mathematics, 06.06.2021 14:00, smmailloux4966

the average age of a class of 20 students is 15 years and the average age of another class of 30 students is 20 years .find the average age of students into classes​

answer
Answers: 2
Show answers

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 16:00, cksbanks
You paint a 1/2 of a wall in 1/4 hour. how long will it take you to paint one wall
Answers: 2
continue
image
Mathematics, 21.06.2019 19:00, jadarriyon16
9/10 divide by -3/15 as a mixed number
Answers: 2
continue
image
Mathematics, 22.06.2019 01:30, shreyapatel2004
Subject: geometryneed with 6 and 7
Answers: 2
continue
image
Mathematics, 22.06.2019 03:30, damienlopezram
Miranda drove her car 112 miles on a 4 gallons of gas and 182 miles on 6.5 gallons. how many gallons would she need to drive 420 miles?
Answers: 1
continue
Do you know the correct answer?
the average age of a class of 20 students is 15 years and the average age of another class of 30 stu...

Questions in other subjects:

Konu
Biology, 08.11.2020 21:30
Answer the lab question, "What is the effect of the inheritance of one trait on the inheritance of a second trait?" with a hypothesis. Remember that you can either ass...
Konu
Chemistry, 08.11.2020 21:30
What does it mean when control rods in a reactor start jumping?...
Konu
English, 08.11.2020 21:30
How does the author develop the central idea of the section “The Great Divide”? Write a paragraph that explains your answer. Use details from the passage to support your answer. Wi...
Konu
Social Studies, 08.11.2020 21:30
Trebuie să fac un referat ma poată ajuta cineva? ...
Konu
Advanced Placement (AP), 08.11.2020 21:30
Who was fighting in the English Civil War?...
Konu
Mathematics, 08.11.2020 21:30
the cost of 4 chairs and a small table is $684. the cost of 6 chairs and a large table is $1196. the cost of the large table is twice the cost of the small table....
Konu
History, 08.11.2020 21:30
Which of the following could the national government not do under the Articles of Confederation? a. Impose taxes b. Declare war c. Coin money d. Establish a post...
Konu
Mathematics, 08.11.2020 21:30
Álvaro y Daniela participaron en un juego por Internet. Álvaro se encontraba en Panamå y Daniela en Portugal. Álvaro comentó que el juego empezó un lunes a las 4:00 a. m. De Panamå...
Konu
English, 08.11.2020 21:30
Short response next term we will mash you...
Konu
English, 08.11.2020 21:30
write an article for publication in your school magazine on the topic why you will like to health prefect , choose occupation and give three reason why it apeal to you...
Other tasks in the category: Mathematics More task
See results (0)