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To win a certain state lottery, players must correctly choose 4 numbers (in any order) from the numbers 1 to 40. How many different 4 number combinations are there? A. 800 B. 91390 C. 160 D. 24
answered
Aug 20, 2018
Mathematics
high-school
3
votes
232k
views
An online company charges a shipment fee of $4.99 per order and an item fee of 0.65 per pound to ship furniture. Write a numerical expression that can be used to fund the cost to ship a piece of furniture
answered
Feb 9, 2018
Mathematics
middle-school
5
votes
43.1k
views
Which two parties are part of a social contract? The head of a family and its members An organized group and its rulers Country and its allies Two groups who compete for resources
answered
Jan 8, 2018
Social Studies
high-school
4
votes
221k
views
Fossil age can determine organism changes related to the time scale. (True or False)
answered
Dec 27, 2017
Biology
high-school
4
votes
16.9k
views
Explain why the square root of -4 is not a real number, but cube root of -8 is
answered
Nov 27, 2017
Mathematics
high-school
1
vote
81.1k
views
How were we able to start naming things?? Like how the scientist name things in the body.
answered
Jul 8, 2017
History
high-school
5
votes
52.7k
views
Does the Hawaiian coral reef fish live in the sunlight zone?
answered
Jan 29, 2017
Physics
middle-school
5
votes
207k
views
Jonathan's parents told him that for every 5 hours of homework or reading he completes, he will be able to play 3 hours of video games. His friend Lucas's parents told their son that he can play 30 minutes
answered
Dec 17, 2016
Mathematics
middle-school
5
votes
60.9k
views
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