Jose is 8 years older than his sister. the sum of their ages is 20. how old is jose?
yrs. old

He is 20 years old.

Step-by-step explanation:

cuz 20 - 8 = 12(sisters age)

so if the sum of both their ages is 20 then, he is 20.

26 is 33.33% of 78

step-by-step explanation:

26 is what percent of 78?

26 is p% of 78

equation: y = p% * x

solving our equation for p

p% = y/x

p% = 26/78

p = 0.3333

convert decimal to percent:

p% = 0.3333 * 100 = 33.33%