In a circle of radius 17 cm, two parallel chords of lengths 30 cm. and 16 cm are drawn. If both the chords are on the same side of the center, then the distance between the chords is -

If the difference between the compound interest and simple interest on a certain sum at 5% per annum for 3 years is Rs.11.40, what is the approximate sum? 

When a number is increased by 28, it becomes 107% of itself. What is the number?

Akshita is at Delhi and Rajat is at gurgaon. Started towards each other, if the ratio of their speed be 8 : 13 respectively then what is the ratio of distance covered by A and B respectively till the point of meeting?

A polygon has 9 sides, what is its interior angle?

A man walking at a speed of 5 km / h crosses a bridge in 15 minutes, find the length of the bridge.

What will be the area of thé trapezium formed by x - axis , y - axis , and lines 3x + 12 , 6x + 8y = 60 ? 

In a ∆ABC ∠A : ∠B : ∠C  = 2 : 3 : 4 . A line CD drawn || to AB, then the ∠ACD is: