Explore topic-wise MCQs in Mathematics Questions and Answers.

This section includes 3 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.

A triangular board having sides 45m, 30m and 35m is used for advertising. One company uses this board for its advertisement for 4 months. How much rent will the company has to pay if the rent is Rs 3500 per m2?

A. Rs 611800
B. Rs 1835400
C. Rs 611900
D. Rs 1835500
Answer» B. Rs 1835400
2.

The sides of a triangle are in the proportion of 2 : 3 : 5 and its perimeter is 200 cm. The area of this triangle is __________ cm2.

A. 375 \(\sqrt{23}\)
B. 375 \(\sqrt{21}\)
C. 345 \(\sqrt{23}\)
D. 345 \(\sqrt{21}\)
Answer» B. 375 \(\sqrt{21}\)
3.

In heron’s formula \(\sqrt{s*(s-a)*(s-b)*(s-c)}\), what is the value of s if a, b and c are sides of the triangle?

A. \(\frac{a+b+c}{4}\)
B. a+b+c
C. \(\frac{a+b+c}{2}\)
D. 2a+2b+2c
Answer» D. 2a+2b+2c