Kavitha collected 8 spiders (with 8 legs each) and beetles (with 6 legs each). When she counted the legs, she found that there were altogether 54. Which of the following is / are true?
a) She collected 5 spiders
b) She collected 3 spiders
c) She collected 5 beetles
d) She collected 3 beetles
1
a and c only
2
a and d only
3
b and d only
4
b and c only