SSC CGL 20th August 2021 Shift-1

Fourteen persons can do a work in 18 days. After 5 days of work, 6 workers left the work, and joined back onthe last day of the work. In how many days the work got completed?

Find the value of $$\tan35^{\circ}\cot40^{\circ}\tan45^{\circ}\cot50^{\circ}\tan55^{\circ}$$.

What is the value of k such that number 72k460k is divisible by 6?

In $$\triangle ABC, D$$ is a point on side AB such that BD = 3 cm and DA = 4 cm. E is a point on BC such that DE $$\parallel$$ AC,. Then Area of $$\triangle BDE$$ : Area of trapezium ACED =

The average of squares of five consecutive odd natural numbers is 233. Whatis the average of the largest number and the smallest number?

Simplify $$(x - y + z)^2 - (x - y - z)^2$$.

Simplify the following expression:
$$3\times8\div9  \text{of}  6-2\div3\times(5-2)\times2+18\div3  \text{of}  3$$

Acertain sum amounts to ₹81840 in 3 years and to ₹92400 in 5 years at x% p.a under simpleinterest. If the rate of interest is becomes (x + 2)%, then in how many years will the same sum double itself?

In factory there are 39 workers who have been categorized into five groups (A, B, C, D, E) on the basis of the range of their daily wages (in multiples of ₹100). The distribution is presented through a Histogram shown below:

What is the ratio of the number of employees whose daily wages are ₹200 or more but less than ₹400 to that of the number of employees whose daily wages are ₹400 or more but less than ₹600?

The data given in the table shows the number of students studying in four different disciplines in 5 institutes. Study the table and answer the question.

Number of students studying Computer Science in the institutes A and C taken together is what percent of the number of students studying Arts in the institutes B and D taken together?