Q.1 The LCM of two number is 72and HCF is 12.if one of the number is 36 then other is?

2.Three bells ring simultaneously at 11a.m. They ring at regular intervals of 20 minutes,30 minutes and 40 minutes respectively the time when all the three ring together is

3.what least number should be subtracted from 26492518,so that the resulting number is divisible by 3 but not by 9?

4.what is the least number to be added to 4425 to make it perfect square?

5.what is the least positive number to be added to or subtracted from 700 to make it perfect square?

If a series is, 1,2,10,37,.........,then what is next term?

What is the unit digit of all the prime numbers between 51 and78?

After a 15% decline, the income of Ajay stands at 2,12,500.what was the original?

2^x+x=11,then what is value of x?

If ,6+6=14
7+7=17
8+8=20 9+9=?

If 2a+5b=12 and ab=3, find the value of 4a^2+25b^2?

The price of pen decreases by 20% then a man can buy 10 more pens for Rs 100. What is the new price ( in Rs) of each pen?

The successive discount of 12%,20% and 25% are equivalent a single discount of?

4^x-8x=0,then what is value of x?