Find the median of 5, 9, 1, 10, 3, 8, 9, 2, 4, 5, 5, 7, 3 and 6

Find the mode of the distribution above

The mean of 2 – t, 4 – t, 3 – 2t, 2 + t and t –1 is

The pie chart above shows the monthly distribution of a man’s salary on food items. If he spent N8000 on rice, how much did he spend on yam?

$\begin{align}  & \text{If the variance }3+x,6,4,x,7-x\text{ is 4 and the mean is 5, find the standard deviation} \\ & (A)\text{ }\sqrt{2}\text{  (B)  }\sqrt{3}\text{  (C) }2\text{  }(D)\text{ }3 \\\end{align}$

Calculate the median age of the frequency distribution in the table above.

The mean of seven numbers is 10. If six of the numbers are 2, 4, 8,16 and 18. Find the mode.

$\begin{align}  & \text{Find the mean of }t+2,2t-4,3t+2\text{ and }2t \\ & (A)\text{ }t\text{  }(B)\text{ }t+1\text{  }(C)\text{ }2t\text{  }(D)\text{ }2t+1 \\\end{align}$

The bar chart above shows the allotment of time (in minutes) per week for selected subjects in a certain school. What is the total time allocated to the six subject per weeks?