Half the people on a bus get off at each stop after the first, and no one gets on after the first stop. If only one person gets off at stop number 7, how many people got on at the first stop?
7th stop only one was left and in each preceding stop twice the nos... there were so 6 stops before 7th.
The coefficient of x in(×-3y)3 is :
The largest number which should replace * in the number 2365*4 to make the number divisible by 4 is:
If a+1a=5 then a3+a31 is:
Sum of four consecutive odd numbers is 328. Find the largest number.
What is the smallest integer that is divisible by 3, 7 and 18?
If the mean of the numbers 27 + x, 31 + x, 89 + x, 107 + x and 156 + x is 82.then the mean of 130 + x, 126 x, 68 + x, 50 + x 1 + x is :
Arrange the following in the decreasing order?
(√23 – √21), (√19 – √17), (√21 – √19)
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