Simplify $\left( \tfrac{3}{4}\text{ of }\tfrac{4}{9}\div 9\tfrac{1}{2} \right)\div 1\tfrac{5}{19}$

At what rate will the interest on N400 increase to N24 in 3 years reckoning in simple interest

Evaluate ${{\left( \frac{81}{16} \right)}^{-\tfrac{1}{4}}}\times {{2}^{-1}}$

Rationalize $\frac{2\sqrt{3}+\sqrt{5}}{\sqrt{5}-\sqrt{3}}$

Which of the venn diagram below represent ${{P}^{1}}\cap Q\cap {{R}^{1}}$

Make Q the subject of the formula if $P=\frac{M}{5}(X+Q)+1$

Factorize completely $\frac{{{x}^{3}}+3{{x}^{2}}-10x}{2{{x}^{2}}-8}$

If y varies directly as the square root of x and y =3 and x =16. Calculate y when x = 64

For what range of values of x is $\tfrac{1}{2}x+\tfrac{1}{4}>\tfrac{1}{3}x+\tfrac{1}{2}$

Find the sum to infinity 0.5 + 0.05 + 0.005 +0.0005 +….

If $x*y=x+{{y}^{2}}$, find the value of $(2*3)*5$

If $\left| \begin{matrix}   x & 3  \\   2 & 7  \\\end{matrix} \right|=15$find the value of x

If P = $\left( \begin{matrix}   2 & -3  \\   1 & 1  \\\end{matrix} \right)$what is P ^-1

The interior angles of a quadrilateral are ( x +15)^o, (2x –45)^o, (x – 30)^o and ( x +10)^o. Find the value of the least interior angle

If the two smaller size of a right angled triangle are 4cm and 5cm, find its area.

A cylindrical pipe 50m long with radius 7 m has one end open. What is the total surface area of the pipe?

Find the distance between the points $(\tfrac{1}{2},\tfrac{1}{2})$and $\text{(}-\tfrac{1}{2},-\tfrac{1}{2})$

Find the equation of a line parallel to y = –4x +2 passing through (2, 3)

If the area of $\vartriangle PQR$above is $12\sqrt{3}$cm², find the value of q?