A man sold his cow for Tk. 7920 and gained 10% . The buying price of the cow was:
If Sufian's salary is 25% more than that of Habib , what is the ratio of the salary of Habib and Sufian ?
What is 35% of (1156×160) ?
What is the angle that is half of its own complement ?
If 5a = 3b=20, then 45ab =
How many times does the digits '4' come to write numbers from 10 to 100?
Which of the following is the lowest positive integer that is divisible by 8,9,10,11 , and 12?
If a and b are two different prime numbers , which of the following is the smallest possible value of a+b ?
3xy -20 +5x -12y =?
If logx32=5, the value of x is -