Teacha
  • Courses
  • Mock Exams
  • For Tutors
  • For Schools
  • Pricing
Log InStart Free
  1. Past Questions
  2. /
  3. WAEC
  4. /
  5. Mathematics
  6. /
  7. 2015
  8. /
  9. Q13
Question 13

The volume of a cone of height 3cm is 38\(\frac{1}{2}\)cm3. Find the radius of its base. [Take \(\pi = \frac{22}{7}\)]

  • A.3.0cm
  • B.3.5cm
  • C.4.0cm
  • D.4.5cm
Objective

Question details

Exam body
WAEC
Subject
Mathematics
Year
2015
Question no.
#13
Type
Objective
Previous · Q12Ada draws the graph of y = x 2 - x - 2 and y = 2x - 1 on the same axes. Which of… Next · Q14 The dimension of a rectangular tank are 2m by 7m by 11m. If its volume is equal…

More from this paper

  • Q9Find the equation whose roots are \(\frac{3}{4}\) and -4
  • Q10If m = 4, n = 9 and r = 16., evaluate \(\frac{m}{n}\) - 1\(\frac{7}{9}\) +…
  • Q11Adding 42 to a given positive number gives the same result as squaring the…
  • Q15In the diagram, O is the centre. If PQ//Rs and
  • Q16In the diagram, PTR is a tangent to the centre O. If angles TON = 108&deg…
  • Q17In the diagram, PQ//RT, QR//Su,
See all Mathematics 2015 questions
Teacha

Africa's learning & exam readiness platform. Built for students, tutors, and schools.

Platform

  • Courses
  • Mock Exams
  • Past Questions

For You

  • I'm a Tutor
  • I'm a School
  • Pricing

© 2025 Teacha. Built for African learners, tutors, and schools. Teacha is not affiliated with WAEC, NECO, or JAMB. All past questions are sourced from publicly available materials.

Privacy PolicyTerms of UseCookie Policy