Explore topic-wise MCQs in Mathematics Questions and Answers.

This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Mathematics Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.

1.

Cost of whitewashing a sphere is 1232₹ at the rate of 2₹/cm2. What is the volume of a sphere? (Take π = \(\frac{22}{7}\))

A. \(\frac{4324}{3}\)
B. \(\frac{4317}{5}\)
C. \(\frac{4312}{3}\)
D. \(\frac{4312}{7}\)
Answer» D. \(\frac{4312}{7}\)
2.

A hollow sphere of outer radius of 4 cm and thickness of 3 cm is to be made from metal. What is the total amount of metal required (in cm3) to make the sphere? (Take π = \(\frac{22}{7}\))

A. 281
B. 264
C. 225
D. 227
Answer» C. 225
3.

Curved surface area of a hemisphere is equal to 2772 cm2, what is its volume? (Take π = \(\frac{22}{7}\))

A. 19464 cm3
B. 19404 cm3
C. 19427 cm3
D. 19425 cm3
Answer» C. 19427 cm3
4.

What is the radius of a sphere having volume of 4851cm3? (Take π = \(\frac{22}{7}\))

A. 9 cm
B. 11 cm
C. 10.5 cm
D. 11.3 cm
Answer» D. 11.3 cm