Question
Five persons T, U, V, W and X have different weights. U
is the lightest person. V is heavier than W but lighter than X. T is lighter than W. Who among the following is the second heaviest?Solution
X > V > W > T > U
If sin 28° = 15/17 , then tan 62° = ?
If 5x - 13xy + 6y = 0, find x : y.
- If n = 1 + √2, then find the value of (n + 1/n)².
If  a 2 + b 2 + c 2 = 40 & ab + bc + ca = 12 then a + b+ c = ?
If (a + b + c) = 18 and (ab + bc + ca) = 100, then find the value of (a² + b² + c²).
If (6x + y) = 180 and 5x:2y = 25:12, then find the value of (2x² + 5y²).
(408 × 680)÷(20% of 680) = (250 × 260)÷ 10 + ? – 4500
Four persons ‘A’, ‘B’, ‘C’, and ‘D’ have different amounts with them. ‘D’ has twice the amount than that of ‘A’. The amount ‘B...
if x2 – 2x + 1 = 0, then find the value of (x7 + x5 + x4 + x2)/x ?