Question 1152025
20 = 1 * 20 = 2 * 10 = 2 * 5 * 2
15 = 1 * 15 = 3 * 5
common factors are 1 and 5.
the highest common factor is 5.
20 / 5 = 4
15 / 5 = 3
each school will receive 4 computers and 3 printers.
a total of 5 schools will receive them.
that appears to be the maximum number of schools that will receive the same set of computers and printers.