CHSL 21 27-05-2022 Shift 3


Question 1

A solid cylinder has a radius of 9 cm and a height of 25 cm. What is the ratio of its total surface area to its curved surface area?
एक ठोस बेलन की त्रिज्या 9 cm और ऊँचाई 25 cm है, इसके संपूर्ण पृष्ठीय क्षेत्रफल और वक्र पृष्ठीय क्षेत्रफल का अनुपात क्या होगा?

Options

A

25 : 34

25 : 34

B

25 : 9

25 : 9

C

34 : 25

34 : 25

D

9 : 25

9 : 25


Solution:

Correct Answer:

C

34 : 25

34 : 25


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