1. Taps A, B and C are commented to a water tank and the rate of flow of water from them is 42 liter/hr, 56 liter/hr and 48 liter/hr respectively. If tap A and B are filling the tank and C is emptying it and the tank gets filled in 16 hrs. What is the capacity of the tank?

1) 150 liter 2) 960 liter 3) 800 liter 4) 1200 liter 5) 500 liter

2. A square room has a side of 8 m. How many metres of a carpet 16 cm. wide, will be required to cover the floor of the room. If the cost of carpet is `200/m. and labour charge is `10/m, find the cost of putting the carpet?

1) 400m, `84000 2) 400 m. , `80000 3) 200 m. `84000 4) 200 m, `80000 5) 400 m. `40000

3. What is the maximum volume of the cone that can be cut from a cube of edge 14 cm.?

1) 632.26 cm^{2}

2) 756.14 cm^{2}

3) 814.32 cm^{2}

4) 718.66 cm^{2}

5) 796.33 cm^{2}

4. A room is 10 m long, 8 m broad and 4.5 m high. These are two doors with dimensions 2.5 m × 1.2 m, two windows of dimension 1.5 m × 1.6 m and two more windows of 1 m. height and 1 m. breadth. Find the area of wallpaper required to cover the room.

1) 152.6 m^{2}

2) 162 m^{2}

3) 149.2 m^{2}

4) 146.2 m^{2}

5) 150 m^{2}

5. How many 6 letter words which begin with 'T' can be formed using the letters of the word EQUATION?

1) 2570 2) 2520 3) 2500 4) 2250 5) 2590

6. From a group of 6 male and 5 females, a committee of 5 has to be formed. In how many ways it can be done, if the committee contains exactly 3 females?

1) 100 2) 130 3) 150 4) 160 5) 200

7. A bag contains 11 balls, out of which 3 are red in colour. If we have to choose 4 balls what’s the probability that exactly two are red?

1) 11/35 2) 14/55 3) 11/54 4) 13/45 5) 14/45

8. A works four times as fast as B. If B completes a work in 60 days then in how many days A and B together can complete the work?

1) 15 days 2) 30 days 3) 20 days 4) 12 days 5) 18 days

9. A borrows a sum of `40000 at 44% p.a. simple interest. He lends it to B at 40% p.a. compound interest, compounded half yearly. What will be the gain/loss of A after one year?

1) `200 gain 2) `100 loss 3) No loss, no gain 4) `200 loss 5) `500 gain

10. Ravi has an amount of `15000 in the form of `100, `500 and `1000 notes. If the ratio of notes is in 5 : 2 : 1 respectively, what is the value of `100 notes?

1) `2000 2) `3000 3) `4000 4) `5000 5) `6000

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