SSC CHSL 11 July 2019 Shift-3

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?

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

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?

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:

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?

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

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

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

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:

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 ?