# SSC CGL 2015 Tier 2 Quantitative Questions and Answer Key

Exam Name | SSC CGL 2015 Tier 2 Quantitative Questions and Answer Key |
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Description | SSC CGL 2015 Tier 2 Quantitative Questions and Answer Key SSC has conducted Combined Graduate Level 2015 Tier 2 on 25th october 2015. This exam contains questions and answer key for ssc cgl 2015 tier 2 exam. |

Exam Type | PUBLIC |

Authenticity | 3 |

creator | Snehasharma(123) |

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Question:

**A and B are centres of two circles of radii 11 cm and 6 cm, respectively. PQ is a direct common tangent to the circles, If AB=13 cm, then length of PQ will be**
Question:

**A sum of money placed at compound interest doubles itself in 5 years. It will amount to eight times itself at the same rate of interest in**
Question:

**If 3(a**^{2}+b^{2}+c^{2}) = (a+b+c)^{2}, then the relation between a, b and c isAnswer:

Question:

**In a school there were 1554 students and the ratio of the number of the boys and girls was 4:3. After few days, 30 girls joined the school but few boys left: as a result the ratio of the boys and girls became 7:6. The number of boys who left the school?**Answer:

Question:

**300 grams of sugar solution has 40% of sugar in it. How much sugar should be added to make it 50% in the solution?**Answer:

Question:

**There is a number consisting of two digits, the digit in the units place is twice that in the tens place and if 2 be subtracted from the sum of the digits. The difference is equal to 1/6th of the number. The number is**
Question:

**The perimeter of a rhombus is 60 cm and one of its diagonal is 24 cm. The area (in sq.cm) of the rhombus is**Answer:

Question:

**The area of an isosceles trapezium is 176 cm2 and the height is 2/11th of the sum of its parallel sides. If the ratio of the length of the parallel sides is 4:7, then the length of a diagonal (in cm) is**
Question:

**The greatest number among 3**^{50}, 4^{40},5^{30}and 6^{20}isAnswer:

^{40}

Question:

**If tanθ -cotθ=0 and θ is positive acute angle, then the value of tan (θ+15º)/tan (θ-15º) is**Answer:

Question:

**The centroid of a∇ABC is G. The are of ∇ABC is 60 cm2. The area of ∇GBC is**
Question:

**A car covers four successive 7 km distances at speeds of 10 km/hour, 30 km/hour, 60 km/hour respectively, Its average speed over this distance is**
Question:

**Let x be the least number, which when divided by 5, 6, 7 and 8 leaves a remainder 3 in each case but when divided by 9 leaves no remainder, The sum of digits of x is**Answer:

Question:

**If a hemisphere is melted and four spheres of equal volume are made, the radius of each sphere will be equal to**Answer:

Question:

**In an examination average marks obtained by the girls of a class is 85 and the average marks obtained by the boys of the same class in 87. If the girls and boys are in the ratio 4:5, average marks of the whole class (approx.) is closest to**
Question:

**In triangle ABC, DE II BC where D is a point on AB and E is a point on AC, DE divides the area of D ABC into two equals parts, Then DB:AB is equal to**
Question:

**Let x be the smallest number, which when added to 2000 makes the resulting number divisible by 12,16,18 and 21. The sum of the digit of x is**Answer:

Question:

**The average age of 30 students of a class is 14 years 4 months. After admission of 5 new students in the class the average becomes 13 years 9 months. The youngest one of the five new students is 9 years 11 months old. The average age of remaining 4 new students is**Answer:

Question:

**A and B can do a given piece of work in 8 days, B and C can do the same work in 12 days and A,B,C completer it in 6 days, Number of days required to finish the work by A and C is**Answer:

Question:

**A and B have their monthly incomes in the ratio 8:5, while their monthly expenditures are in the ratio 5:3, If they have saved ₹ 12,000 and ₹ 10,000 monthly respectively, then the difference in their monthly incomes is**