Find the mean of 10, 8, 5, 11, 12, 9, 6, 3, 15, and 23.
Find the mean of 10, 8, 5, 11, 12, 9, 6, 3, 15, and 23.
11.2
10
10.2
11.3
Correct answer is C
10+8+5+11+12+9+6+3+15+2310
= 10210 = 10.2
Simplify 0.63954 ÷ 0.003 giving your answer correct to two significant figures ...
\(\begin{array}{c|c} class& 1 - 3 & 4 - 6 & 7 - 9\\ \hline Frequency & 5 & 8 &am...
The ratio of the areas of similar triangles is necessarily equal to ...
If cos x = - 513 where 180° < X < 270°, what is the value of tan x -sin x...
If g(x) = x2 + 3x + 4, find g(x + 1) - g(x)...
In the diagram, PRST is a square. If |PQ| = 24cm. |QR| = 10cm and < PQR = 90o, find the perimeter...
A sector of a circle of radius 7.2cm which subtends an angle of 300° at the centre is used to fo...