HSSC CLERK EXAM 11.12.2016 (Shift-II)

Total Questions: 100

21. The average age of boys in the class is twice the number of girls in the class. If the ratio of boys and girs in the class of 36 be 5:1, what is the total of age (in years) of the boys in the class.

Correct Answer: (4) 360
Solution:

22. Two numbers are respectively 20% and 50% more than a third number. The ratio of two numbers is.

Correct Answer: (3) 4:5
Solution:

23. If the difference between the ages of two men is 16 years. Find their present age if the age of the older is three times the younger man, 6 year ago

Correct Answer: (2) 14, 30
Solution:

24. A can do a work in 16 days. B can do the same work in 12 days. With the help of C they did the work in 4 days. In how many days C alone can do the work.

Correct Answer: (4) 9 3/5 day
Solution:Let ages of two men are xand (x + 16)

According to the question, 6 years ago,

(x + 16 - 6) = 3(x - 6)

Rightarrow x + 10 = 3x - 18

Rightarrow 2x = 28 : x =14year

Age of second man= (x + 16)

year = (14+16) year = 30 years

25. A cyclist covers a distance of 750 metre in 2 minutes 30 seconds. What is the speed in km/hr. of cyclist?

Correct Answer: (3) 18 km/hr
Solution:

26. Arrange the fraction in descending order.

Correct Answer: (3) 8/9 > 9/11 > 3/5 > 4/7
Solution:

27. If 144/0.144 = 14.4 / x then x = ?

Correct Answer: (2) 0.0144
Solution:

28. At what rate of compound interest per annum will a sum of Rs. 1200 become Rs. 1348.32 in 2 years.

Correct Answer: (4) 6%
Solution:

29. A motorboat, whose speed is 15 km/hr in still water goes 30km downstream and comes back in a total of 4 hours 30 minutes. The speed of the stream (in km/hr) is

Correct Answer: (4) 5 km/hr
Solution:

30. Which statement is not correct

Correct Answer: (2) Addition of electron is an oxidation process
Solution:Addition of electron is reduction process while loss of electron is oxidation process.