Dear Readers,
As SSC CHSL | GD notification is out and candidates have started their preparation for this exam. Mahendras also has started special quizzes for this examination. This series of quizzes are based on the latest pattern of the SSC CHSL| GD examination. Regular practice of the questions included in the quizzes will boost up your preparations and it will be very helpful in scoring good marks in the examination.
8 सेमी भुजा वाले चार घनों को एक पंक्ति में अंत से अंत तक एक साथ रखा जाता है। इस प्रकार बने ठोस का कुल पृष्ठीय क्षेत्रफल (सेमी^2 में) क्या है?
1-Four cubes each of side 8 cm, are placed together end to end in a row. What is the total surface area (in cm^2) of the solid so formed?
a) 7 years
b) 5 years
c) 8 years
d) 10 years
2-The ratio between the present ages of A and B is 4 : 5 After 10 years, the ratio between their ages will be 5 : 6 The difference between their present ages is:
a) 15√5 cm
b) 9√5 cm
c) 21 cm
d) 24 cm
3-The area of the base of a right circular cone is 81π cm2and its height is 18 cm. Its slant height is:
a) 3 : 2
b) 1 : 4
c) 2 : 3
d) 4 : 1
4-The average age of students of a class is 16.8 years. The average age of the boys in the class is 18.4 years and that of the girls is 16.4 years, Find the ratio of the number of boys to the number of girls in the class.
a) Rs. 800
b) Rs. 1,004.6
c) Rs. 805.5
d) Rs. 735.6
5-If the manufacturer gains 12%, the wholesale dealer gains 15% and the retailer 20%, then find the cost of production of a table (correct to one decimal place), the retail price of which is Rs. 1,245.
a) 62
b) 45
c) 60
d) 54
6-Honey and Junnu together can finish a certain work in 20 days. Honey having worked for 12 days, Junnu finished the remaining work alone in 36 days. In how many days can Junnu finish the whole work alone?
a) 165
b) 280
c) 156
d) 172
7-The difference between a number and its one-third is 520. What is 20% of that number?
a) 42
b) 190
c) 30
d) 35
8-The LCM and HCF of two numbers are 210 and 5, respectively. If one of the numbers is 30, then what is the other number?
a) 425
b) 390
c) 400
d) 375
9-Two trains running in opposite direction on parallel tracks, at the speed of 48 km/h and 52 km/h, take 27 seconds to cross each other. If the lenghtof one train is 350 m then find the length ( in metres) of the other train?
a) 990
b) 810
c) 1100
d) 900
10-Sarita expected 720 marks but got 675 marks. She got 5% less marks than what she had expected. How many marks should she score to obtain 90% marks?
a) 2270
b) 2502
c) 2712
d) 2702
Answer Key:-
1-Sol-(C)
2-Sol-(D)
3-Sol-(B)
4-Sol-(B)
5-Sol-(C)
6-Sol-(C)
7-Sol-(C)
8-Sol-(D)
9-Sol-(C)
10-Sol-(B)
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MAHENDRA GURU