Answer:
Explanation:
Surface_Area_Cube: 2(Length x Width + Height x Length + Height x Width)
<h3 /><h3><u>Given sides</u>:</h3>- length: 10ft
- width: 7.5ft
- height: 12ft
- 2(10 x 7.5 + 12 x 10 + 12 x 7.5)
- 2(75 + 120 + 90)
- 2(285)
- 570 ft²
What are the three steps you should use when using algebra to solve word problems?
1 answer:
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Answer:
80
Step-by-step explanation:
Initial ratio:
Teachers to students
1 : 15
Ratio after:
Teachers to students
3 : 40
The number of students did not change, so we can make the students of the initial ratio and the students of the ratio after the same.
1 : 15 = 8 : 120
3 : 40 = 9 : 120
120 units = 1200
1 unit =
Initial teachers = 8 units =
Answer:
(a)
(b)
(c)
Step-by-step explanation:
Number of juniors who attended prom,n(J)=28
Number of seniors who attended prom,n(S)=97
- Total of those who attended prom=125
Number of juniors who did not attend prom,n(J')=56
Number of seniors who did not attend prom,n(S')=19
- Total of those who attended prom=75
- Total Number of students=200
(a) P (a junior who did not attend prom)
(b)
(c)P (junior | attended prom)