SOLUTION: he ratio of adults to girls to boys on a trip was 1:4:5. if the trip includes 6 more boys than girls, how many adults were with the group?
Algebra.Com
Question 848358: he ratio of adults to girls to boys on a trip was 1:4:5. if the trip includes 6 more boys than girls, how many adults were with the group?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let = number of adults
Let = number of girls
= number of boys
(1)
(2)
Substitute (1) into (2)
(2)
(2)
and
(1)
(1)
and
The number of adults is 6
check:
a:g:b = 6:24:30
1:4:5 = 6:24:30
1:4:5 = 1:4:5
OK
RELATED QUESTIONS
Gale and her classmates are taking a trip. The number of girls going on the trip was 5... (answered by ikleyn)
If 431 students go on a class trip and there are 7 more boys than girls, how many of boys (answered by Fombitz)
On a class trip, there were 45 more girls than boys. The total number of students on the... (answered by JulietG)
on a class trip, there were 45 more girls than boys. The total number of students on the... (answered by Anniebee,richard1234)
The ratio of girls to boys in a class is 9 : 7. If there are 10 more girls than boys, how (answered by ewatrrr)
The ratio of boys to girls at a rock concert was 7 to 6. if there were 1,092 boys how... (answered by richwmiller)
the ratio of boys to girls in a group is 3:4. if 6 more boys join the group and 6 girls... (answered by MathLover1,MathTherapy,greenestamps)
The ratio of girls to boys in a mixed school is 5:6 on a raining day1/6 of the girls and... (answered by josmiceli)
On a school trip, for every one boy, there are 5 more girls. On the trip there was a... (answered by Alan3354)