Mathematics, 23.06.2019 10:00 avelyp
Donald sells 760 marbles every day. he sells each marble for 1.5, point, 5 dollars. for how many days does donald need to sell marbles to earn 3420 dollars?
Answers: 3
Mathematics, 21.06.2019 20:50
What is the greatest number of parts of a circle that can be formed by cutting the circle with 7 straight cuts? (note: the parts do not have to be equal in size)
Answers: 3
Mathematics, 21.06.2019 21:00
The? half-life of a radioactive substance is 20 years. if you start with some amount of this? substance, what fraction will remain in 120 ? years
Answers: 1
Donald sells 760 marbles every day. he sells each marble for 1.5, point, 5 dollars. for how many day...
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