Question # 1

A word processing operator typed 44 words per minute. After practice, the operator's speed increased to 55 words per minutes. By what percent did the operator's speed increase?

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25%

50%

15%

20%

If 'x' and 'y' are positive and 1/x=3+1/y is 'x' greater than 'y'?

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Yes

No

It cannot be determined

They are equal

The death rates for three diseases are :

Disease R 2 People out of 10,000

Disease S 13 People out of 1,000,000

Disease T 9 People out of 100,000

Disease R 2 People out of 10,000

What is the combined death rate for the three diseases?

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123 out of 1,000,000

42 out of 10,000

42 out of 1000,000

303 out of 1,000,000

How many integers from 28 to 98, both exclusive are exactly divisible by 7?

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9

11

12

8

1.02 - 0.02 + ? = 1.842

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0.222

0.842

2

None

1250÷ 25 x 0.5 = ?

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25

50

2.5

100

A 4 cm cube is cut into 1 cm cubes. What is the percentage increase in the surface area after such cutting ?

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4%

300%

75%

400%

5/3 + 7/6 +9/3 +7/2 =?

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28/3

112/3

28/12

14/7

Find the sum of money, 11% of which is Rs. 1650.

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150

3300

25000

15000

An angle is 30^o more than one-half its complement. Find the angle.

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20^o

30^o

50^o

60^o

If (36)(?)(7)=21, then ? equals

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21/43

1/42

1/12

1/11

(60)² =? x 7

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3600

3528

0.02

50

19 x 11 +18 x 6 / 24x3 - 62

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20.7

21 7/8

1.47

31.7

1764÷ 17.64 /0.5

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100

20

0.2

200

224√ 0.88 =? x 1122

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20.02

20.2

19.3

2.27

The value of {0.5⁴ - 0.4⁴} / {0.5² + 0.4²} is?

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0.9

0.09

0.19

0.31

If a² - b² =36 and a-b =12 then average of 'a' and 'b' is?

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3

12

6

3/2

7/3÷ 35/18÷ 54/20 = ?

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49/4

4/9

4/63

81/35

In Myra had bowling scores of b+6, b-2, b+4, and b-5. what must she score in the next game to get overall average of b+2?

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b+7

b-3

b+3

b-7

The annual decrease in the population of a city was 10% and the present number of inhabitants is 1620. What was the population 2 years hence ?

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20

400

2000

1000

The average of x, y, z and 40 is 10. What is the average of x, y, and Z.

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10

0

2

15

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