G varies directly as the square of H, If G is 4 when H is...
G varies directly as the square of H, If G is 4 when H is 3, find H when G = 100
15
25
75
225
Correct answer is A
G α H2
G = KH2
4 = K(3)2
4 = 9k; K = 49
100 = 49H2
4H2 = 900
H2 = 9004
H2 = 225
H = √225
H = 15
Find the number of term in the Arithmetic Progression(A.P) 2, -9, -20,...-141. ...
In the diagram, ¯OX bisects < YXZ and ¯OZ bisects < YZX. If < XYZ = 68o, calculate...
A pyramid is constructed on a cuboid. The figure has ...
If p=√rs3t, express r in terms of p, s and t? ...