Question
A series is given with one term missing. Select correct
alternative from the given ones that will complete the series. IVHF, NCBX, SJVP, XQPH, ?, HEDRSolution
I + 5 = N, N + 5 = S, S + 5 = X, X + 5 = C, C + 5 = H V + 7 = C, C + 7 = J, J + 7 = Q, Q + 7 = X, X + 7 = E H – 6 = B, B – 6 = V,V – 6 = P, P – 6 = J, J – 6 = D F – 8 = X, X – 8 = P, P – 8 = H, H – 8 = Z – 8 = R
I. 15y2 + 4y – 4 = 0
II. 15x2 + x – 6 = 0
- For what value of a does the quadratic equation x² + ax + 81 = 0 have real and identical roots?
I. 15b2 + 26b + 8 = 0
II. 20a2 + 7a - 6 = 0
I. x2 – 12x + 32 = 0
II. y2 + y - 20 = 0
I. 6y2 - 17y + 12 = 0
II. 15x2 - 38x + 24 = 0
I. 4x2 – 53x – 105 = 0
II. 3y2 – 25y + 48 = 0
I. 9/(4 )p + 7/8p = 21/12
II. 7/5p = 9/10q + 1/4
I. 20y² - 13y + 2 = 0
II. 6x² - 25x + 14 = 0
Solve the quadratic equations and determine the relation between x and y:
Equation 1: 3x² + 6x - 9 = 0
Equation 2: 2y² - 16y + 32 = 0
Quantity I: A vessel contains a mixture of milk and water in the ratio of 7 : 5. If 9 litre of mixture is sold and replaced by same amount of water then...
