The 2 digit number which becomes 5/6 th of itself when its digits are reversed. The difference in the digits of the number being 1, then the two digits number is

For which value(s ) of p, will the lines represented by the following pair of linear equations be parallel 3x-y-5 = 0, 6x-2y-p=0

Each root of x²-bx +c=0 is decreased by 2. The resulting equation is x²-2x+1=0, then

(x²+1)²-x²=0 has

Aruna has only ₹ 1 and ₹ 2 coins with her. If the total number of coins that she has is 50 and the amount of money with her is ₹ 75, then the number of ₹ 1 and ₹ 2 coins are, respectively

If the first term of an AP is -5 and the common difference is 2, then the sum of the first 6 terms is

Value(s) of k for which the quadratic equation 2x²-kx-k=0 has equal roots is/are

The nth term of the AP a , 3a , 5a , ... is

If the sum of the zeroes of the quadratic polynomial kx²+2x+3k is equal to their product, then k equals