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Questions(2178)
How many ways can the letters of the word 'ARRANGEMENT' be arranged so that there exists exactly two pairs of consecutive identical letters.
Six married couple are to be seated at a circular table. In how many ways can they arrange themselves so that no wife sits next to her husband?
My age $3$ years hence multiplied by $3$ and from that subtracted $3$ times my age $3$ years ago will give you my exact age. What is my age?
$6,?,16,41,90,171,292$ plz solve
$6$ blue $7$ green and $10$ white balls are arranged in rows such that every blue ball is between and green and white ball. Moreover a white ball and a green ball must not be next to each other. Number of such arrangements is
A tub contains a solution with $83\%$ water and $17\%$ spirit. $10$ liters of the solution is removed and replaced with water. The proportion of spirit is now $15\dfrac{1}{9}\%.$ How much does the tub hold?
If I set off for the market a distance of $11$ km at $10$ am and walk at an average speed of $3$ km/hr. At what time will I reach the market.
a) $12:30$ pm
b) $12:45$ pm
c) $1:40$ pm
d) $1:45$ pm
e) $2:40$ pm
find the odd man out among $3,11,21,53,67,71$
If $\$30,000$to grow to$\$90,000$ over a ten years period, at what annual interest rate must it be invested, given that interest is compounded semi-annually?
$10$ men can reap a field in $20$ days$. 10$ men reaped the field for $10$ days and after $10$ days $10$ more men join them. When will the work be finished?