X=number of students at Marita's high school last year
98%=.98
.98x=1170
x=1170/.98
x=1194
Answer:
6
Step-by-step explanation:
You must find the least common multiple of their schedules.
The numbers 3 and 2 are their own prime factors, so the least common multiple of 3 and 2 is 6.
Six weekends must pass until they can both have someone over on the same night.
The number line below shows that the first time their sleepovers coincide is Week 6.
after 4 days 88 boats will have passes under the bridge