Answer:
70%
Step-by-step explanation:
I'm sorry but I don't really know how to explain it other than 70% of 30 is 21 so that means that 30% of the students turned their essay in on time.
(sorry for not being able to explain it but I hope it helped)
He worked 9 hours in his first job and 5 hours in his second
Answer:
$555,765.76
Step-by-step explanation:
1
2
4
8
16
32
64
128
256
512
1024
2048
4096
8192
16282
32564
65128
13256
26512
53024
106048
212096
424192
868384
1736768
3473536
6947072
13894144
27788288
55576576=
555,765.76
68 minus 19 is 49
So the answer is there are 49 more children in the school then on the playground.