Question

. In a classroom, a student was given some pens. If he groups 5 in a pile, there are 3 pens left. If he groups 7 in the pile, there are 3 pens left. If he groups 4in a pile, there are 3 pens left. What is the minimum number of pens he has? a) 283 b) 143 c) 173 d) 213​

Answer 1

Answer:

12345 = 3

1234567 = 3

1234= 3

31 in total....