Quantitative Aptitude - Arithmetic Ability Questions

The sum of 10 terms of the arithmetic series is 390. If the third term of the series is 19. Find the first term

PT is a tangent to a circle with centre O and radius 6 cm . If PT is 8 cm then length of OP is

While selling a shirt, a shopkeeper gives a discount of 7%. If he gives discount of 9% he earns Rs. 15 less on profit. The market price of the shirt is :­

The difference between Peter and Preeti's ages is 5 years. When they married each other 35 years ago, 4 times Peter's age was the same as 5 times the age of Preeti. What is the current sum of their ages?

A point P lying inside a triangle is equidistant from the vertices of the triangle. Then the triangle has P as its

If in ΔABC, DE ||BC, AB = 7.5cm, BD = 6cm and DE = 2cm, then the length of BC in cm is

A cone of radius 7 cm and height 12 cm is completely filled with water. This water is emptied into an empty cylindrical vessel of radius 3.5 cm. What will be the height of water in this vessel?

For an article the profit is 170% of the cost price. If the cost price increases by 20% but the selling price remains same, then what is the new profit percentage?