SSC CHSL 11 July 2019 Shift-3

Instructions

For the following questions answer them individually

Question 61

The given Bar Graph presents the percentages of population in the age groups, X(above 50 years), Y(20 to 50 years), Z(below 20 years)in five different villages, A, B, C, D and E with total population of 5000, 6000, 8000, 4500 and 6000 respectively.

The number of persons having ages below 20 years in villages, B and C taken together is what percentage of the total population of the said villages?

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Question 62

Four cubes, each of edge 5 cm are joined end to end. What is the total surface area of the resulting cuboid ?

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Question 63

The given Bar Graph presents the percentages of population in the age groups, X(above 50 years), Y(20 to 50 years), Z(below 20 years)in five different villages, A, B, C, D and E with total population of 5000, 6000, 8000, 4500 and 6000 respectively.

What is the total number of persons in the age group of 20 to 50 years in the villages A and B, taken together?

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Question 64

A quadrilateral ABCD is inscribed in a circle with centre O. If  $$\angle$$BOC=92$$^\circ$$ and $$\angle$$ADC=112$$^\circ$$, then $$\angle$$ABO  is equal to:

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Question 65

The cost price of an article is ₹425. A shopkeeper gives a discount of 20% and still gains 16%. What is the marked price of the article?

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Question 66

If $$a + b + c = 5  and  ab + bc + ca = 4,  then  a^3 + b^3 + c^3 - 3abc$$ is equal to:

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Question 67

if  $$tan\theta =\frac{3}{5}$$ , $$0<\theta<90^\circ$$ then $$sin\theta cos\theta$$ is equal to:

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Question 68

What is the ratio of the mean proportional between 14.4 and 3.6 and the third proportional of 5 and 4?

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Question 69

Given that $$x, y, z$$ are positive real numbers, if $$(x + y)^2 - z^2 = 8, (y + z)^2 - x^2 = 10  and  (x + z)^2 - y^2 = 7,  then  (x + y + z)$$ is equal to:

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Question 70

The selling price of 24 articles is equal to the cost price of 26 articles. What is the gain percentage (correct to one decimal place) in sucha situation ?

Video Solution
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