What is the maximum value of m, if the number N = 90×42×324×55 is divisible by3m
Under what condition on p and q, one of the roots of the equation x2+px+q= 0 is the square of the other
In a circle of radius 2 units, a diameter AB intersects a chord of length 2 units perpendicularly at P. If AP > BP, then AP is equal to
A clock strikes once at 1 o'clock, twice at 2 o'clock and thrice at 3 o'clock, and so on. If it takes 8 seconds to strike at 5 o'clock, the time taken by it to strike at 10 o'clock is
Let S be a set of first fourteen natural numbers. The possible number of pairs (a,b), where a, b ∈ s and a ≠ b such that ab leaves remainder 1 when divided by 15, is
The annual incomes of two persons are in the ratio 9:7 and their expenses are in the ratio 4:3. If each of them saves INR 2000 per year, what is the difference in their annual incomes