Which of the following is not in its lowest form?
75
1520
1333
2728
Since 1520=34is the simplest form
Hence, 1520 is not in its lowest form.
Hence, option Bis correct.
Question 69 (ii)
Reduce the following rational number in its lowest form. 91−364
Suppose p/q is a positive rational in its lowest form. Prove that is also in its lowest form.