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Find the mean deviation of assets of numbers: 14, 15, 16, 17, 18, and 19.
M varies jointly as the square of n and square root of q. If M = 24 when n = 2 and q = 4, find M when n = 5, q = 9.
The diagonals of a rhombus are 16 cm and 12 cm find the length of the side.
If 2x - 3y = -11 and 3x + 2y = 3, evaluate \( (y - x)^2\)
A notebook of length 15 cm was measured to be 16.8 cm, calculate, correct to two d.p, the percentage error in the measurement.
Find the gradient of the line passing through the points \((\frac{1}{2}, \frac{- 1}{3}) and ( 3 , \frac{2}{3})\)
Find the value of m in the diagram above.
In the diagram above, O is the centre of a circle NST. |NT| = |ST| and ∠NTS = 36°. Find the measure of the angle marked t.
The length of the diagonal of a square is 12 cm. Calculate the area of the square.
Find the quadratic equation whose roots are \(\frac{2}{3} and \frac{- 3}{4}\)
Solve: \(log_3 x + log_3 (x - 8) = 2\)
In the diagram, NR is a diameter, ∠MNR = x° and, ∠SRN = (5x + 20)°. Find the value of 2x.
The price of a shoe was decreased by 22%. If the new price is $27.3. what is the original price.
Write the name of a triangle with the vertices (1, -3), (6, 2) and (0,4)?
Consider the statements:
p: Siah is from Foya.
q: Foya is in Lofa.
Write in symbolic for the statement: "If Siah is from Foya, then Foya is in Lofa"
Mrs Kebeh stands at a distance of 110 m away from a building of vertical height 58 m. If Kebeh is 2 m tall, find the angle of elevation of the top of the building from her eye.
An equilateral triangle has a side 2 cm. Calculate the height of the triangle.
Factorize completely: \(x^2 - (y + z)^2\)
How many students scored at least 3 marks?
What percentage of the students scored at most 5 marks?