Question
Which of the following expression represents “B is
aunt of D? Study the following information carefully and answer the questions given below: ‘A – B’ means “A is father of B”. ‘A % B’ means “A is sister of B”. ‘A x B’ means “A is mother of B”. ‘A + B’ means “A is brother of B”.Solution
- If (510 – 486 + 240) ÷ 8 + √2500 = x, then {(x/2) + 18} = ?
The speed of a car is 25% more than that of a bike. Both of them start from a same point. After travelling for 4 hours, the speed of the bike is increas...
If x² + y² + z² = xy + yz + zy (x≠0), then the value of (5x+3y-4z)/2x is
Solve: 1/x + 1/y = 5/2 and 1/x – 1/y = 1/6
Find the value of ‘x’ in the given expression:
(49/16)x × (64/343)x-1 = 4/7
If √y + (1/√y) = 10, then find the value of y + (1/y).
- If (x - y) = 2, then find the value of (x³ - y³ - 6xy).
If (a + b) = 9 and ab = 14, find the value of (a² + b²).
If n = 3 + √2, then find the value of (n + 1/n)².
If p = 24 - q - r and pq + r(q + p) = 132, then find the value of (p² + q² + r²).