Mathematics, 27.05.2021 18:00 ben2005
A math teacher recorded the color of students' eyes and hair. This two-way frequency table shows the results of that survey
Hair Color
Blue
Green
Total
Eye Color
Brown
14
16
20
6
40
9
15
Blonde
Red
Brown
Total
40
40
4
6
30
33
27
60
120
Of the students who have brown hair, what proportion of students have brown eyes?
А
0.25
B
0.30
С
0.50
D
0.75
Answers: 1
Mathematics, 21.06.2019 15:00
Which statement is always true? a. square bcdf is a rectangle. b. rectangle gjkm is a square. c. quadrilateral stpr is a trapezoid. d. parallelogram abcd is a rhombus.
Answers: 2
Mathematics, 21.06.2019 16:00
Apark is in the shape of a rectangle. the park authorities are planning to build a 2-meter-wide jogging path in the park (shown as the shaded region in the image). what is the area of the jogging path? plz
Answers: 1
Mathematics, 21.06.2019 23:00
Which of the following scenarios demonstrates an exponential decay
Answers: 1
Mathematics, 21.06.2019 23:30
Sally deposited money into a savings account paying 4% simple interest per year.the first year,she earned $75 in interest.how much interest will she earn during the following year?
Answers: 2
A math teacher recorded the color of students' eyes and hair. This two-way frequency table shows the...
Geography, 29.09.2019 16:00
Biology, 29.09.2019 16:00
Mathematics, 29.09.2019 16:00
Mathematics, 29.09.2019 16:00
Spanish, 29.09.2019 16:00
Mathematics, 29.09.2019 16:00
History, 29.09.2019 16:00