SSC CGL Maths Questions Bank 2021

The slant height of a right circular cone is 15 m and its height is 9 m. The area of its curved surface, is:

A hollow copper pipe is 22 cm long and its external diameter is 28 cm. If the thickness of the pipe is 3 cm and iron weighs 8.5 g/cm³ , then the weight of the pipe is closest to:

The difference between a fraction and its reciprocal is 9/11. If the cubes of both the fraction and its reciprocal are considered, what will be the difference between them?

If 3 added to both the numerator and the denominator, the fraction becomes 10/11 when 4 is subtracted from both the 4 numerator and the denominator of the same fraction, it becomes ¾. What is the value of the fraction?

The average weight of 8 people increase by 2.5 kg when a new person comes in place of one of them weighting 75 kg. What is the weight of the new person?

A sum of Rs.10600 is divided among P, Q, R in such a way that P gets Rs.1400 more than what Q gets and Q gets Rs.1600 more than what R gets. The ratio of their shares is

Ten different letters of alphabet are given, words with 5 letters are formed from these given letters. Then, how many such words can be formed which have at least one letter repeated ? 

If in a sale, the discount given on a saree is equal to one-fourth of the marked price and the loss due to this discount is 15%, then the ratio of the cost price to the selling price is-

The median of 31, 25, 17, 23, 45 and 59 is:

If $$ {x+{1\over x}=\sqrt{3}}$$ then $$ {x^{48}+x^{378\over7}+x^{726\over11}+x^{60}}$$ is equal to