SSC Cgl Quant Quiz-50

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Q.1) The average of a batsman after 25 innings was 56 runs per innings. If after the 26th inning his
average increased by 2 runs, then what was his score in the 26th inning?
1) 106
2) 107
3) 105
4) 108

 

Q.2) The average age of a class of 30 students and a teacher reduces by 0.5 years if we exclude
the teacher. If the initial average is 14 years, find the age of the class teacher.
1) 29 years
2) 28 years
3) 27 years
4) 26 years

Q.3) The average marks of a group of 20 students on a test is reduced by 4 when the topper who scored 90 marks is replaced by a new student. How many marks did the new student have?
1. 10
2. 20
3. 80
4. 30

Q.4) The average age of 3 students A, B and C is 48 marks. Another student D joins the group and the new average becomes 44 marks. If another student E, who has 3 marks more than D, joins the group, the average of the 4 students B, C, D and E becomes 43 marks. Find how many marks A got in the exam.
1. 39
2. 35
3. 38
4. 36

Q.5) The mean temperature of Monday to Wednesday was 27 °C and of Tuesday to Thursday was 24 °C. If the temperature on Thursday was 2/3rd of the temperature on Monday, what was the temperature on Thursday?
1) 12
2) 18
3) 15
4) 27

Q.6) A person covers half his journey by train at 60 kmph, the remainder half by bus at 30 kmph and the rest by cycle at 10 kmph. Find his average speed during the entire journey.
1) 36 kmph
2) 24 kmph
3) 30 kmph
4) 48 kmph

Q.7) A school has only 3 classes that contain 10, 20 and 30 students respectively. The pass percentage of these classes are 20% , 30% and 40% respectively. Find the pass percentage of the entire school.
1) 33.33%
2) 30%
3) 35%
4) 36%

Q.8) The average age of 24 students and the principal is 15 years. When the principal’s age is excluded, the average age decreases by 1 year. What is the age of the principal?
1) 37
2) 38
3) 39
4) 40

Q.9) The average weight of 3 men A, B and C is 84 kg. Another man D joins the group and the average now becomes 80 kg. If another man E, whose weight is 3 kg more than that of D, replaces A then the average weight of B, C, D and E becomes 78 kg. The weight of A is
1) 70 kg
2) 72 kg
3) 79 kg
4) 78 kg

Q.10) The mean temperature of Monday to Wednesday was 37 °C and of Tuesday to Thursday was 34°C. If the temperature on Thursday was 4/5 that of Monday, the temperature on Thursday was
1) 38 °C
2) 36 °C
3) 40 °C
4) 39 °C