Mathematics, 29.04.2021 16:10 deojahnaeb37
In a class of 100 students, 37 study
Mathematics, 32 study Physics and 31 study Chemistry. 9 students study Mathematics and Physics, 12 students study Mathematics and Chemistry, 11 students study Physics and Chemistry, and 28 students study none of these subjects. Illustrate the information in a
Venn diagram and find;
a) the number of students who study all
the three subjects.
b) the number of students who study
only Mathematics, only Physics and
only Chemistry.
c) how many students study exactly
two subjects?
Answers: 2
Mathematics, 21.06.2019 15:10
Which of the following is a proper fraction? a. 9⁄8 b. 5⁄6 c. 7⁄3 d. 4⁄2
Answers: 2
Mathematics, 21.06.2019 15:30
Kylie explained that (-4x+9)^2 will result in a difference of squares because (-4x+9)^2 (-4x+9)^2 =(-4x)^2+(9)^2=16x^2+81
Answers: 3
Mathematics, 21.06.2019 20:30
Martha has a deck of cards. she has lost some of the cards, and now the deck only contains nine spades, eleven diamonds, eight clubs, and twelve hearts. martha predicts that whenever she draws a card from the deck without looking, she will draw a club one-fifth of the time. which activity would best allow martha to test her prediction? a. randomly draw a card from the box and see if it is a club. b. randomly draw a card. then, continue to draw another card until all eight clubs are drawn. c. randomly draw and replace a card 120 times. then, observe how close to 30 times a club is drawn. d. randomly draw and replace a card 100 times. then, observe how close to 20 times a club is drawn.
Answers: 1
Mathematics, 21.06.2019 23:30
Ahighway between points a and b has been closed for repairs. an alternative route between there two locations is to travel between a and c and then from c to b what is the value of y and what is the total distance from a to c to b?
Answers: 1
In a class of 100 students, 37 study
Mathematics, 32 study Physics and 31 study Chemistry. 9 stude...
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