Which of the following abacus shows the number value that comes after solving following number sentence?
5934 - 2513
The least perfect square number which is divisible by 3, 4, 5, 6, 8 is ___.
1200 is divisible by 3,4,5,6and8
A combination lock requires 3 numbers to unlock. The second number is 3/5 of the first number. The third number is 3/4 of the second number. The difference between the first number and the third number is 33. What is the second number?
what is the best way to solve above?