On dividing 221a2b2 by 13b2, we get _____.
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What is the value of equation a3+b3+c3-3abc if a2+b2+c2=ab+bc+ca+4 and a+b+c = 4.
4 + 16 x -12 x 24 - 13 - 3 ÷ 20 - 4 = ?
If (secA - tanA)2 = x, then the value of x is
What number, from the following should be deducted from 1184 to make it exactly divisible by 21?
How many natural numbers between 15 and 85 are divisible by 7?
Slit 69 into three parts such that they are in A.P. and the product of their smaller parts is 483.
How much does one need to add to 2/3 to obtain 3/2?