Ashish and Anil can do a piece of work in 14 days and 20 days respectively. Ashish completed 45% of the work. Find the time taken by Anil to complete the remaining work.

If x + y + z = 0, then what is the value of (3y² + x² + z²)/(2y² – xz)?

Find x, given 5 (√5)^x+6 = (√5)^2x+7 :

If 0 ≤ θ ≤ 90°, and sec¹⁰⁷ θ + cos¹⁰⁷ θ = 2, then. (secθ + cosθ) is equal to:

If 8x² + y² − 12x − 4xy + 9 = 0, then the value of (14x − 5y) is :

If x⁴ + 2x³ + ax² + bx + 9 is a perfect square, where a and b are positive real numbers, then the value of a and b are

If (x - 1/x)² = 3, then the value of x⁶ + 1/x⁶ equals

The value of = 3/4 ÷ 3/4  of 4/3 + 5/2 ÷ 2/5 of 5/4 – (2/3 + 2/3 of 5/6) is :

If a + b² + c² = 16, x² + y² + z² = 25 and ax + by + cz = 20, then the value of (a+b+c)/(x+y+z)

If a + b + c = 0 then the value of (1/(a+b)(b+c)) + (1/(b+c)(c+a)) + (1/(c+a)(a+b)) is

If -5 ≤ x ≤ 3 and -1 ≤ y ≤ 0, then the minimum value of 2y – 3x is: