Use the cumulative frequency curve to answer the question. What is the 80th percentile?

Evaluate 5−3 − 3 log2 2 × × 2 2log3

Find the values of x for which x+24−2x−33<4

A trader realises 10x - x\(^{2}\) Naira profit from the sale of x bags of corn. How many bags will give him the maximum profit?

If \(y = 23_{\text{five}} + 101_{\text{three}}\), find \(y\), leaving your answer in base two

If \[ N=\begin{pmatrix}3 & 5 & -4 \\ 6 & -3 & -5 \\ -2 & 2 & 1\end{pmatrix} \] , find \(|N|\).

In a class of 40 students, 32 offer Mathematics, 24 offer Physics and 4 offer neither Mathematics nor Physics. How many offer both Mathematics and Physics?

The pie chart shows the monthly expenditure of a public servant. The monthly expenditure on housing is twice that of school fees. How much does the worker sp...

If X, Y can take values from the set (1, 2, 3 ,4), find the probability that the product of X and Y is not greater than 6.