Mathematics, 26.08.2019 07:30 Zaynt
The arithmetic mean of ten boys is 8 years, 6 months one of them is 13 years old. then the arithmetic mean of remaining 9 boys is
a)9.5 b) 9 c) 8 d) 7
Answers: 1
Mathematics, 21.06.2019 17:00
According to modern science, earth is about 4.5 billion years old and written human history extends back about 10,000 years. suppose the entire history of earth is represented with a 10-meter-long timeline, with the birth of earth on one end and today at the other end.
Answers: 2
Mathematics, 21.06.2019 17:10
Jessica and martha each have a bag of cookies with unequal quantities. they have 30 cookies total between the two of them. each of them ate 6 cookies from their bag. the product of the number of cookies left in each bag is not more than 80. how many more cookies will jessica have martha? if x represents the number of cookies jessica started with, complete the statements below.the inequality that describes the relationship between the number of cookies each one of them has is x^2 - x +224 > = 0.jessica has at least cookies more than martha.
Answers: 3
Mathematics, 21.06.2019 19:10
What is the absolute value of the complex number -4-sqrt2i
Answers: 2
The arithmetic mean of ten boys is 8 years, 6 months one of them is 13 years old. then the arithmeti...
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