Day 86: CDS Maths

5 questions. Try each one first, then open its answer.

Question 1
Mensuration 3D. This type asked 2 times: CDS 2 2016, CDS 2 2017. This one: CDS 2 2017 See all 2 of this type
75 $A tent has been constructed which is in the form of a right circular cylinder surmounted by a right circular cone whose axis coincides with the axis of the cylinder. If the radius of the base of the cylinder is 50 m, the height of the cylinder is 10 m and the total height of the tent is 15 m, then what is the capacity of the tent in cubic metres ?$
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Question 2
Percentage, Profit and Loss. This type asked 2 times: CDS 2 2016, CDS 2 2017. This one: CDS 2 2017 See all 2 of this type
27 $A student has to secure 40% of marks to pass an examination. He gets only 45 marks and fails by 5 marks. The maximum marks are$
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Question 3
Statistics. This type asked 2 times: CDS 2 2016, CDS 2 2017. This one: CDS 2 2017 See all 2 of this type
91 $Frequency density of a class is computed by the ratio$
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Question 4
Trigonometric Ratios and Identities. This type asked 2 times: CDS 2 2016, CDS 2 2017. This one: CDS 2 2017 See all 2 of this type
55 $\frac{\sin 1^\circ}{\sin 1^c}$
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Question 5
Number System. Asked once: CDS 1 2026 (same type asked 9 times) See all 9 of this type
11 $Seven times a two-digit positive number is equal to four times the number obtained by reversing the order of the digits. How many such two-digit numbers are there ?$
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Question 1

Question 2

Question 3

Question 4

Question 5