The average of 3 consecutive even numbers is A. If next 5 even numbers are added, then what is the average of these 8 numbers?
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A man spends 59% of his income and saves the rest. What percentage of his expenditure does he save?
If 1 + secA = x, then the value of x is
If θ is positive acute angle and 4sin2θ = 3, then the value of tan θ - cot θ/2 is
What will be the net discount percentage of three successive discounts of 20%, 10% and 30%?
The weights of two iron balls are 3.5 kg and 7.5 kg. What is the percentage weight of the 1st ball with respect to 2nd ball.
What is the value of (91 + 92 + 93 + ......... +140)?
If x = 6+26, then what is the value of x-1 + 1x-1 ?