In a survey 4/12 of the students chose friday as their favorite day of the week and 5/12 chose saturday. what fraction of the students surveyed chose friday or saturday?

for ex: the reciprocal of 3/4 is 4/3. it is the opposite.

reciprocal definition:

a mathematical expression or function so related to another that their product is one; the quantity obtained by dividing the number one by a given quantity.

1 x=22.52

2: 65/39=604+39x

65x-39x=604

26x=604

x=604/26

×=23.23