Arithmetic Quiz || Law Entrance Exams || 22.09.2022

The average height of a class of 12 students is 132.5 cm. If one more student is added in the class, the average height becomes 131.2 cm. Find the height of new student.

A Contractor takes a contract to complete a road in 60 days and employed 105 laborers. After 25 days, he found that one- third work is completed How many more laborers he requires to complete the remaining work in time?

A train of length 500 feet crosses a platform of length 700 feet in 10 seconds. The speed of the train is

Vivek can do a certain work in 14 days. Vishal is 75% more efficient than Vivek. How many days will Vishal alone take to do the same work?

In a class of 40 students, 60% are girls. The average of the girls’ marks is 72 and that of the boys is 54. What are the average marks of the whole class?

A person marks his goods x% above the cost price and allows a discount of 30% on the marked price. If his profit is 5%, then the value of x will be :

Three persons A, B and C can finish a piece of work in 12, 15 and 18 days respectively. Rs. 74000 is to be paid for complete work. How much will A get if A, B and C complete the work together?

The radius of a sphere is increased by 140%. By what percent will its volume increase?