Subject :IMO Class : Class 4

Which of the following is the greatest 1-digit number that has 4 factors?

(a) 6

(b) 7

(c) 8

(d) 9

6 and 8 both has four factors

Subject :IMO Class : Class 4

Which of the following is the greatest 1-digit number that has 4 factors?

(a) 6

(b) 7

(c) 8

(d) 9

6 and 8 both has four factors