SSC GD 10th Dec 2021 Shift-2

Instructions

For the following questions answer them individually

Question 71

A can complete a certain task in 18 days, B in 27 days and C in 36 days. A, B and C began to work together, but A left 4 days before and B left 6 days before the completion of the task. For how many days did B work?

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Question 72

The LCM of two numbers is 12 times their HCF. If one of the numbers is 15 and the sum of the HCF and LCM is 65, then find the other number.

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Question 73

If 45% of a number is equal to two-third of another number, what is the ratio of the first number to the second number?

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Question 74

In a class of 45 students, the average age of the class is 18 years. The average age of 35 students is 15. What is the average age of the remaining 10 students?

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Question 75

If $$(x + y): (x - y) = 23 : 3$$ , what is the value of $$\frac{x^{2}-y^{2}}{x^{2} + y^{2}}$$?

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Question 76

Select the INCORRECTLY spelt word.

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Question 77

The following sentence has been split into four segments. Identify the segment that contains a grammatical error.
Iron is / most useful / than any / other metal.

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Question 78

Select the most appropriate SYNONYM of the given word.
Seize

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Question 79

Select the option that can be used as a one-word substitute for the given group of words.
Song which is sung in a church by a group of singers

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Question 80

Select the option that can be used as a one-word substitute for the given group of words.
Twice a month

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cracku

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