Question
Find the length of the side of a regular octagon which
is formed by cutting the corner of square of side 30 cm?Solution
Find the average of the cubes of the first 7 natural numbers.
Find the median of the given set?
8,9,17,10,23,11,7,21,15,6,3
If the 4-digit number r76s is exactly divisible by 9, what is the least value of (r + s)?
A farmer has 1457 cows and 3055 buffaloes. He wants to graze them in minimum number of groups in such a way that each group has only one type of animal ...
A student was supposed to find 2/9 of a number, but he mistakenly found 7/9 of it. His answer came out 150 more than the correct answer. What is the num...
Ravi has 90 pens of two different brands i.e., Parker and Cello. If he bought 30 more Parker pens, the ratio of number of Cello to Parker pens with him ...
The ratio of Raj’s to Simran’s salary is 3: 5. If Simran’s salary is increased by 25%, her total salary becomes Rs. 54,000. What is th...
- If the number 8357pt is divisible by 15, how many values can 'p' take?
- A number when divided by 255 gives remainder 40. Find the remainder when the same number is divided by 15.
Find the remainder when the number (256n + 105) is divided by 16.
