In a staff room of 25 teachers, 13 drink black coffee, 7 milk coffee, 9 drink both tea and either type of coffee, and everyone drinks either of the beverages. How many teachers drink only tea?

• Insufficient information

• 5

• 6

• 6

The number of 'three digit numbers' which are multiples of 9 are:

• 98

• 101

• 100

• 100

The value of a machine depreciates every year at the rate of 10% on its value at the beginning of that year. If the present value of the machine is Rs. 729, its worth three years ago was:

• Rs. 947.70

• Rs. 1,000

• Rs. 750.87

• Rs. 750.87

The angle subtended by the Minor segment of a circle at the center is __________ the angle subtended by the Major segment at the center of the circle

• greater than

• not related to

• equal to

• equal to

15.

What is the sum of all the natural numbers from 1 to 100?

• 5000

• 5050

• 6000

• 6000

4 The mean of 72 items was found to be 63. If two of the items were misrecorded as 27 and 9 instead of 72 and 90 respectively, find the correct mean.

• 64.75

• 64.25

• 63.25

• 63.25

A man buys Rs. 20 shares paying 9% dividend. The man expects to have an interest of 12% on his money. The market value of each share is

• Rs. 18

• Rs. 15

• Rs. 12

• Rs. 12

A patient in a hospital is given soup daily in a cylindrical bowl of dia meter 7 cm. If the bowl is filled with soup to a height of 4 cm, how much soup the hospital has to prepare daily to serve 250
patients?

• 40 litres

• 38 litres

• 38.5 litres

• 38.5 litres

The angles between the hands of a clock when the time is 4:25 am is:

• 14½ degrees

• 12½ degrees

• 17½ degrees

• 17½ degrees

A shop gives 15% discount on the purchase of a T.V. If paid for in cash immediately, a further discount of 12% is given. If the marked price is Rs. 15,000, what is the price of the T.V if
cash purchase is made?

• Rs. 12,750

• Rs. 11,220

• Rs. 10,950

• Rs. 10,950