Find the value of 6 + 66 + 666 + 6666 +hellip;hellip;hellip;hellip;.. + n terms.
1. `(2)/(3) ((10 xx (10^(n)- 1))/9 - n)`
2.
In a company, there are men, women, and boys working. The total daily payment to all workers is Rs. 6,390. The number of men is 20% more than the number...
Find the smallest number which when divided by 8, 12 and 15 leaves a remainder of 5 in each case.
One baker house has to make 600 cakes and another one 750 cakes during the same period of time. In the first house, the order was ready 5 days ahead of ...
The sum of three numbers is 144. If the ratio of smallest number to largest number is 1:8, and that of smallest number to second smallest number is 1:3...
Group ‘M’ comprises four even integers in order, and group ‘N’ includes four successive odd integers. If the average of their first elements is ...
Which of the following pairs is NOT coprime?
In a zoo, there are some deer and some ducks, only. If the total number of heads counted in the zoo is 36 and total number of feet counted is 100, then...
A and B are positive integers. If A + B + AB = 65, then what is the difference between A and B (A, B ≤ 15)?
A boy was asked to find 7/16 of a number. Instead, he found 3/4 of it. His answer was 110 greater than the correct answer. What is the number?
