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If the mean weight of 4 backfield members on the football team is 230 lb and the mean weight of the 7 other players is 199 lb, what is the mean weight of the 11-person team?
answered
Dec 23, 2020
Mathematics
middle-school
4
votes
19.6k
views
what evidence do we have that the law of conservation of mass is valid when oberving chemical reactions
answered
Dec 16, 2020
Chemistry
middle-school
1
vote
128k
views
You pull straight up on the string of a yo-yo with a force 0.24 N, and while your hand is moving up a distance 0.17 m, the yo-yo moves down a distance 0.26 m. The mass of the yo-yo is 0.057 kg, and it
answered
Oct 11, 2020
Physics
college
0
votes
13.0k
views
In America the main influence of the Enlightenment was expressed through
answered
Sep 10, 2020
History
middle-school
6
votes
18.0k
views
When graphed, the x-intercept of a linear function is (-4,0), and the y-intercept is (0,12). Which of the following equations represents the function? A. y − 4 = 4(x + 2) B. y − 6 = 3(x + 2) C. y + 6 =
answered
Jul 15, 2020
Mathematics
middle-school
4
votes
148k
views
A bag contains purple marbles and white marbles, 82 in total. The number of purple marbles is 2 more than 4 times the number of white marbles. How many purple marbles are there?
answered
Mar 29, 2020
Biology
middle-school
6
votes
126k
views
Read the passage from "Child of the Americas." I am not african. Africa is in me, but I cannot return. I am not taína. Taíno is in me, but there is no way back. I am not european. Europe lives in me, but
answered
Feb 10, 2020
Social Studies
high-school
3
votes
212k
views
Scientist A dissolved 1.0 kilogram of salt in 3.0 liters of water. Scientist B dissolved 20 pounds of salt in 7.0 pints of water. Which scentist made a concentrated salt solution? Explain.
answered
Jul 9, 2019
Mathematics
high-school
6
votes
121k
views
The first step in handling less stress is
answered
Jun 25, 2019
Health
middle-school
6
votes
216k
views
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