Day 61: CDS Maths
5 questions. Try each one first, then open its answer.
Question 1
Time, Speed and Distance. Asked 2 times: CDS 1 2017*, CDS 2 2017 (* = numbers or wording changed that year) See all 2 times it was asked
13In a 100 m race, A runs at 6 km/hr. If A gives B a start of 8 m and still beats him by 9 seconds, what is the speed of B ?Tap an option to check your answer.
Question 2
Algebraic Identities and Simplification. This type asked 2 times: CDS 1 2021, CDS 2 2026. This one: CDS 2 2026 See all 2 of this type
34What should be added to to get ?Tap an option to check your answer.
Question 3
Circles. This type asked 2 times: CDS 1 2019, CDS 2 2026. This one: CDS 2 2026 See all 2 of this type
65A Question is given followed by two Statements I and II. Consider the Question and the Statements and mark the correct option. Question : ABC is a triangle inscribed in a semi-circle such that AC coincides with the diameter of the semi-circle. Let P be any point on the arc of the semi-circle. What is equal to ? Statement I : The radius of the circle is 5 cm. Statement II : AB = 6 cm and BC = 8 cm. Which one of the following is correct in respect of the above Question and Statements ?Tap an option to check your answer.
Question 4
Mensuration 2D. This type asked 2 times: CDS 1 2025, CDS 2 2026. This one: CDS 2 2026 See all 2 of this type
54ABC is a triangle in which (AB + BC) exceeds CA by 10 cm, (BC + CA) exceeds AB by 8 cm and (CA + AB) exceeds BC by 72 cm. What is the area of the triangle ?Tap an option to check your answer.
Question 5
Mensuration 2D. This type asked 2 times: CDS 2 2022, CDS 2 2026. This one: CDS 2 2026 See all 2 of this type
58On a circular metal plate of uniform thickness, 16 holes, each of diameter 2 cm, are made. If the plate thereby has lost one-ninth of its original weight, then what is the diameter of the plate ?Tap an option to check your answer.