Question 12
The average age of x pupils in a class is 14 years 2 months. A pupil of 15 years 2 months joins the class and the average age is increased by one month. Find x.
Objective
Question details
- Exam body
- OAU
- Subject
- Mathematics
- Year
- 2009/2010
- Question no.
- #12
- Type
- Objective
More from this paper
- Q8The expression ax 2 + bx takes the value 6 when x = 1 and 10 when x = 2. Find…
- Q9Dividing 2x 3 - x 2 - 5x + 1 by x + 3 gives the remainder
- Q10Let f(x) = 2x 3 - 3x 2 - 5x + 6. If x - 1 divides f(x) find the zero of the…
- Q14All the 120 pupils in a school learn Yoruba or Igbo or both. Given that 75 learn…
- Q15Suppose we have matrices A = $(\table 1, -1; 2, 3)$ and B = $(\table 0, 2; 4…
- Q16Evaluate the integral $∫^2 _1 (x^2 + 1/x)dx$