math(please check answers)
posted by mathelp124576 on .
6.find the quotient
6 divided by 1/5=
A.1 1/5
B.1/5
C.5/36
D.30(I PICK THIS)
7.find the quotient
5/20 divided by 1/7=
A.1 1/4(I PICKED THIS)
B.4/5
C.5/196
D.4/21
8.find the quotient
6 2/7 divided by 2 3/4=
A.2 2/7
B.17 2/7
C.2 6/11
D.7/16
9.Michael spends 3 hours cleaning his house,he spends equal amounts of time cleaning each room.If he spends 1 hour cleaning each room,how many rooms does his house have?
A.2 rooms
B.3 rooms
C.5 rooms
D.6 rooms(I pick this)
10.find the number that completes the equation.
blank/4=2/20
A.1/10
B.2/5(I PICK THIS)
C.2
D.4

ANSWER FOR NUMBER 8. IS
A. 
I disagree with #7
(5/20) รท (1/7)
= (1/4)(7/1)
= 7/4 or 1 3/4
none of your choices match this.
#9, how did you get 6 rooms ?
If he takes 1 hour to clean one room, wouldn't it take him 6 hrs to clean the house? 
so those 2 are the only not correct??

The answer to number 9. in your case is 3! Mine is 6 i have a different question than yours and I'm surprised you can't figure it out its so easy! Mine is 1/2 hour yours is just 1 hour