Question
Each of the following questions consists of two sets of
figures. Figures A, B, C and D constitute the Problem Set while figures (1), (2), (3) and (4) constitute the Answer Set. There is a definite relationship between figures (A) and (B). Establish a similar relationship between figures (C) and (D) by selecting a suitable figure from the Answer Set that would replace the question mark (?) in fig.(D).Solution
The arrow moves four spaces (each space is equal to a side of the hexagon) in a CW direction while the line segment and the circle move two spaces in a CW direction.
A solid metallic sphere of radius 15 cm is melted and recast into spherical balls of radius 3 cm each. What is the ratio of the surface area of the orig...
- If (r + s) = 7 and rs = 15, then find the value of (r² + s²).
If (x –4)3+(x–5)3+(x–6)3 = 3(x–4)(x–5)(x–6), Then x = ?

If
= 2 then find [a/(2a²  + 5a + 2)] = 1/6 , then find the value of (a+1)/a ?
If a 2 Â + b 2 Â = 89 and a 2 Â - b 2 Â = 39, then find the value of a 3 Â - b 3 Â - 3...
If Â
 = 4 then  If f(x) = 3x² − 7x + 5, find f(2a) − 4f(a).