Answer:
Sady needs $455 more dollars
Step-by-step explanation:
1,000-545=455
Its $13.79..... hopefully it helps
The mean of 357.5 depends on how many numbers there are to begin with. Ex: if there is 5 and all 5 then divide it by 5.
Students to student assistants
3rd period is 85:5
fractionify and simplify
85/5=17/1
17:1
7th period is 51:3
51:3
51/3
17/1
17:1
if they are proportional, then they are equal when simplified
17:1 is 3rd period
17:1 is 7th period
they are equall
they are poropoertional
Answer: 3.3
Steps: 1) 1+1+2+3+3+4+4+5+5+5=33
2) 33/10=3.3