Day 20: SSC CGL Tier II Quant

5 questions. Try each one first, then open its answer.

Question 1
Statistics. This type asked 2 times: 2 Mar 2023 Tier II, 26 Oct 2023 Tier II. This one: 26 Oct 2023 Tier II See all 2 of this type
4 $A set of data presented in the form of a frequency distribution table with class intervals and their respective frequencies had a mode of 48.5. The lower boundary of the modal class was 46.5; the frequency of the modal class was 34; the frequency of the class interval just preceding the modal class was 32 and the frequency of the class interval just succeeding the modal class was 25. What was the width of the modal class?$
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Question 2
Time and Work. This type asked 2 times: 29 Jan 2022 Tier II, 26 Oct 2023 Tier II. This one: 26 Oct 2023 Tier II See all 2 of this type
25 $A and B can complete a job together in 12.5 days; B and C can complete the same job together in 18.75 days, while C and A can complete the same job together in 15 days. In how many days will A, B and C together be able to complete the same job alongside D, who is only 40% as efficient as C?$
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Question 3
Algebraic Identities and Simplification. This type asked 2 times: 3 Feb 2022 Tier II, 7 Mar 2023 Tier II. This one: 7 Mar 2023 Tier II See all 2 of this type
30 $\frac{0.7 \times 0.7 \times 0.7 + 0.3 \times 0.3 \times 0.3}{0.7 \times 0.7 - 0.7 \times 0.3 + 0.3 \times 0.3}$
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Question 4
Number System. This type asked 2 times: 3 Feb 2022 Tier II, 7 Mar 2023 Tier II. This one: 7 Mar 2023 Tier II See all 2 of this type
2 $The largest three-digit number that gives the same remainder 2 when divided by 3, 5 and 9 is ________.$
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Question 5
Percentage, Profit and Loss. This type asked 2 times: 3 Feb 2022 Tier II, 7 Mar 2023 Tier II. This one: 7 Mar 2023 Tier II See all 2 of this type
24 $-$
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Question 1

Question 2

Question 3

Question 4

Question 5