SSC CHSL 16th October 2020 Shift-1

In a company with 600 employees, the average age of the male employees is 42 years and that of the female employees is 41 years. If the average age of all the employees in the company is 41 years 9 months, then the number of female employees is:

A person invested a total of ₹9,000 in three parts at 3%, 4% and 6% per annum on simple interest. At the end of a year, he received equal interest in all the three cases. The amount invested at 6% is:

The proportion among three numbers is 3 : 4 : 5 and their LCM is 1800. The second number is:

If the diameter of a circle bisects each of the two chords of the circle, then both the chords:

A shopkeeper allows a discount of 20% on an article and still makes a profit of 25%. What does he pay for an article whose marked price is $$₹800$$?

The following chart shows the marks (in degrees) scored by a student in different subjects — English, Hindi, History, Economics and Political Science — in an examination. Total marks obtained in the examination are 600. Observe the chart and answer the question.

What is the difference between marks scored in History and marks scored in Hindi?

If $$x + \frac{1}{x} = 4,$$ then the value of $$x^4 + \frac{1}{x^4} $$ is :

If $$cosec \theta = \frac{(x^2 + y^2)}{(x^2 - y^2)}$$, then what will be the value of $$\tan \theta$$ ?

The following pie-chart shows the percentage-wise distribution of the number of students in five different schools P, Q, R, S and T. Total number of students in all five schools together is 8400.

The number of students in school T is what percentage of the total number of students in schools Q and S together.

If ‘a’ is a natural number, then $$(7a^2 + 7a)$$ is always divisible by: