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Box1 contains 500 marbles, 24% of which are black.Box2 contains some marbles of which 10% are black.You put the marbles together in another box and found that the percentage of black marble is 20%. How
answered
Apr 16, 2019
Mathematics
college
4
votes
224k
views
Solve the equation y+(-6)=-9
answered
Dec 10, 2018
Mathematics
high-school
3
votes
152k
views
Which court case established the concept of “judicial review” granting the Supreme Court power to review and change Congressional laws?
answered
Nov 30, 2018
Social Studies
middle-school
3
votes
165k
views
Which personal goals should Abigail incorporate into her plan for healthy eating? Check all that apply. Create a strategy to exercise and eat a well-balanced diet. Look for food options with a large amount
answered
Nov 21, 2018
Health
high-school
3
votes
61.7k
views
Find the value of tan θ for the angle shown. A line is drawn from the origin through the point square root of thirty-three comma negative four. The angle theta is given as the measurement from the positive
answered
Aug 27, 2018
Mathematics
high-school
0
votes
24.9k
views
Principal = $6000, Rate 7%, Time = 1 year. Calculate the simple interest.
answered
Oct 15, 2017
Mathematics
middle-school
3
votes
85.2k
views
Which system prepares food for absorption into the bloodstream?
answered
Feb 9, 2017
Health
high-school
5
votes
178k
views
The difference of 100 and x is 57
answered
Jan 9, 2017
English
middle-school
3
votes
46.8k
views
Energy from _____ supply about 70 percent of the generation of electricity in the United States. (2 words)
answered
Oct 31, 2016
Biology
high-school
2
votes
38.1k
views
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