The mean age of 12 boys involved survey is 19 years, 3 months. lf the-age of one of the boys is 22 years, what is the mean age of the other-boys?

Similar Questions

In the diagram, KS is a tangent to the circle centre O at R and ∠ROQ = 80°. Find ∠QRS. ...

Simplify 5$\sqrt{18}$ - 3$\sqrt{72}$ + 4$\sqrt{50}$...

The interior angle of a regular polygon is 6 times its exterior angle find the number of sides of th...

What is the solution of the equation x2 - x - 1 + 0?...

In the figure, PQ and QR are chords of the circle PQR. QRS is a straight line and PR is equal to RS,...

In the diagram, POS and ROT are straight lines, OPQR is a parallelogram. |OS| = |OT| and ∠OST = ...

If y = (1 - 2x)$^3$, find the value of dy/dx at x = -1 ...

The nth term of the progression $\frac{4}{2}$, $\frac{7}{3}$, $\frac{10}{4}$, $\frac{13}{5}$...

Use the graph of the curve y = f(x)to solve the inequality f(x) $\leq$ 0...

Find the volume of a cone which has a base radius of 5 cm and slant height of 13 cm. ...