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Brass is an alloy made up primarily of copper (around 65%) and zinc (around 35%). It is considered to be a homogeneous mixture because all of its elements are evenly distributed throughout its structure—one part of the material has essentially the same composition as any other part of it.
ABCD is a cyclic quadrilateral in which AB =16.5 cm. BC = x cm. CD= 11 cm. AD 19.8 cm, and BD is bisected by AC at O. What is the value of x?
Find the value of ‘x’ in the given expression
(49/16)x× (64/343)x-1= 4/7
If AB = x + 3, BC = 2x and AC = 4x − 5, then for what value of ‘x’ does B lie on AC?
If 2x+1, x+2, 2 and 5 are in proportion, then what is the mean proportional between 3.5(1-x) and 8(1+x)?
If, p³ + q³= 485 and (p + q = 5), then find the value of [(1/p) + (1/q)]