Quantitative Aptitude - Arithmetic Ability Questions

If 1+121+141+161+181-131-151-17 = 1+ 1x, then what is the value of x?

If 5x/2 - [7(6x - 3/2)]/4 = 5/8, then what is the value of x?

A shopkeeper purchased a chair whose marked price is Rs 1400, at two successive discount of 20% and 30% respectively. If he sells the chair for Rs 1176, then what is the profit percentage?

Present age of Anil and Rajesh are in the ratio of 11 : 6 respectively. 9 years ago, their ages were in the ratio of 7 : 3. If the Pankaj’s present age is 1/4 of the Anil’s present age, then what is the Pankaj’s present age (in years)?

Present ages of Sai and Satheesh are in the ratio of 5:4 respectively. Three years hence, the ratio of their ages will become 11:9 respectively. What is Satheesh's present age in years?

The radius of a hemisphere is 14 cm, find its volume?

A spaceship travels at 1,260 km/h. How many metres does it travel in 1/10 th of a second?

In ΔPQR measure of angle Q is 90°. If tanP = 4/3, and PQ = 1.5cm, then what is the length (in cm) of side PR?