Quantitative Aptitude - Arithmetic Ability Questions

Giving two successive discounts of 20% is same as giving one discount of ________ %.

Simplify the equation 0.733+0.2730.732+0.272-0.73×0.27

In a triangle the length of the side opposite the angle which measures 30 degree is 12 cm, what is the length of the side opposite to the angle which measures 60 degree?

Abhay and Chintan are riding their motorcycles. They start from the same point. Abhay rides 7 km North, then turns to his left and rides 4 km. In the meanwhile Chintan rides 6 km West, then turns North and rides 7 km, then turns to his left and rides 8 km. Where is Abhay with respect to Chintan?

Rahul nd Raghav are 110 km apart from each other and they started horse-riding towards each other at same time at a speed of 20 kmph and 24 kmph. After how many hours of riding will they be a distance of 22 km?

The average revenues of 11 consecutive years of a company is Rs 69 lakhs. If the average of first 6 years is Rs 64 lakhs and that of last 6 years is Rs 76 lakhs, what is the revenue for the 6th year?

If 7x - (3/2) * (4x - 9) = 6.5, then the value of x is?

∆XYZ is right angled at Y. If tanX = 24/7, then what is the value of cotZ ?