Jambmaths question:
|
No of days |
1 |
2 |
3 |
4 |
5 |
6 |
|
No of students |
20 |
x |
50 |
40 |
2x |
60 |
The distribution above shows the number of daysa group of 260 students were absent from school in a particular term. How many students were absent for at least four days in the term?
Option A:
210
Option B:
40
Option C:
120
Option D:
160
Jamb Maths Solution:
$20+x+50+40+2x+60=260;\text{ }170+3x=260;x=30$
At least four days (i.e those who are absent for 4 days and above) = 40 + 60 + 60 =160
|
No of days |
1 |
2 |
3 |
4 |
5 |
6 |
|
No of students |
20 |
30 |
50 |
40 |
60 |
60 |
Jamb Maths Topic:
Year of Exam: