Posted by marsha on .
There are twice as many girls as boys in the 4th grade classes at Joe's school. There are a total of 81 4th graders. How many boys and girls are there in the 4th?

Math 
bobpursley,
G+B=81
G=2B
2B+B=81
3B=81
B=27
G=54 
Math 
Tuker,
LIIIIIIEERRRRR!!!! That's Not The Right Answer!!!! ^^^^^
>.< 
Math 
my name,
5670

math 
cresia,
which is the best estimate for the height of the average door inside a house
a.8 inches
b.8 yards
c.8feet
d.meters 
division 
angel,
414divide by 9

Math 
Victoria.,
How many sixths are equivalent to 1 half?

Math 
cer,
1\3

Math 
Anonymous,
Use number sense explain how you can tell if your estimate answer is greater or less than the exact answer to a multiplication problem

Math 
joshua,
8=5

Math 
Anonymous,
If a penny has a mass of 48 grams, about what would be the mass of 699 pennies?

Math 
Mackenzie,
Masha You have to divde 81 divde 2=40.5

Math 
Allie,
160 hours per hour

Math 
cherry pie,
60 degree
Drawing 
Math 
makyia,
13

Math 
saryah,
4
10 
Math 
Anonymous,
esj

Math 
Adrian,
5,4,10,9,14,20,19,25,24

Math 
Priya,
6 5/12=

Math 
Shawn,
Mfjmhkffjshfjfjfgkdb hfjbdhcbvyf ddbxfrcdgvdu shut up to write comparative analysis and the day after the r u all of these are not feeling of being able and home to the first time in a scent of a paper published by coming r u dear friend of the first place to start the first time I saw the day and age group is it that the day after tomorrow and the day and age of Conan Doyle and home work with r r u all the details of a paper on a scent the day after r u dear for all of these things and the first place in the first time in r u all of the first time I saw it on a paper published in a paper published by the day and many other things to write comparative e comp