Permutation and Combination - Jamb Mathematics Past Questions and Answers

Question 6:

• JAMB 2017

In how many ways can the word MACICITA be arranged?

A. \(\frac{8!}{2!}\)
B. \(\frac{8!}{3! 2!}\)
C. \(\frac{8!}{2! 2! 2!}\)
D. 8!

Question 7:

• JAMB 2017

Find the number of ways that the letters of the word EXCELLENCE be arranged

A. \(\frac{10!}{2!2!2!}\)
B. \(\frac{10!}{4!2!}\)
C. \(\frac{10!}{4!2!2!}\)
D. \(\frac{10!}{2!2!}\)

Question 8:

• JAMB 2014

In how many ways can a team of 3 girls be selected from 7 girls?

A. \(\frac{7!}{3!}\)
B. \(\frac{7!}{4!}\)
C. \(\frac{7!}{3!4!}\)
D. \(\frac{7!}{2!5!}\)

Question 9:

• JAMB 2013

In how many ways can a student select 2 subjects from 5 subjects?

A. \(\frac{5!}{3!}\)
B. \(\frac{5!}{2!2!}\)
C. \(\frac{5!}{2!3!}\)
D. \(\frac{5!}{2!}\)

Question 10:

• JAMB 2013

In how many ways can 3 seats be occupied if 5 people are willing to sit?

A. 60
B. 20
C. 5
D. 120