Question
20% of the passengers on a bus were children. After 10 adults got off the bus, the percentage of children on the bus increased to 30%. How many passengers were on the bus in the end?
Answers
R_scott
.2 p = c
.3 (p - 10) = c ... .3 p - 3 = c
.2 p = .3 p - 3
solve for p , then subtract the 10 adults that got off
.3 (p - 10) = c ... .3 p - 3 = c
.2 p = .3 p - 3
solve for p , then subtract the 10 adults that got off
yummyinmytummy
please put the answer?