Three pipes A, B and C can fill a cistern in 6 hours. After working at it together for 2 hours, C is closed and A and B can fill the remaining part in 7 hours. The number of hours taken by C alone to fill the cistern is:

A train B speeding with 120 kmph crosses another train C running in the same direction, in 2 minutes. If the lengths of the trains B and C be 100 m and 200 m respectively, what is the speed (in kmph) of the train C?

River is running at 2 kmph. It took a man twice as long to row up as to row down the river. The rate (in km/hr) of the man in still water is:

A merchant has 1000 kg of sugar, part of which he sells at 8% profit and the rest at 18% profit. He gains 14% on the whole. The quantity (in kg.) sold at 18% profit is:

A sum of money becomes Rs. 13, 380 after 3 years and Rs. 20, 070 after 6 years on compound interest. The sum (in Rupees) is:

A well with 14 m inside diameter is dug 10 m deep. Earth taken out of it, has been evenly spread all around it to a width of 21m to form an embankment. The height (in metres) of the embankment is:

A rectangular carpet has an area of 120 sq metres and a perimeter of 46 metres. The length of its diagonal (in metres) is:

In a 120 L of mixture of milk and water, is only 25%. The milkman sold 20 L of this mixture and then he added 16.2 L of pure milk and 3.8 L of pure water in the remaining mixture, What is the percentage of water in hte final mixture?

These questions consist of a question and two statements I and II given below them. You have to decide whether the data provided in hte statements are sufficient to answer the question, Read both the statements and choose the appropriate option.

After how many months (from the start of business) did C join hte business ?

1. A and B started the business together by investing in the respective ratio of 7:6. After few months, from the start of the business, C joined them. The respective ratio of investment of B and C was 12 : 11.


2.  The annual profit earned by A, B and V from the business was Rs. 45000. The sum of A’s share of annual profit and B’s share of annual profit war Rs. 35100.

These questions consist of a question and two statements I and II given below them. You have to decide whether the data provided in hte statements are sufficient to answer the question, Read both the statements and choose the appropriate option.

what is the value of the cylinder ( in m³)

          I. The sum of height and radius of the cylinder is  24 m. the surface area of the cylinder is 2112 sq m.

         II.    LCM and HCF of the numerical values of the radius and height of the cylinder are 70 and 2  respectively. The square of numerical values of the radius of the cylinder is 96 more than the square of the numerical value of the height of the cylinder.