Question
1.Which ratios form a proportion
A.3/15,12/55 B.8/24,12/35 C.5/18,25/90D.4/11,16/25
2.Which ratio forms a proportion with 9/15
A.6/10B.16/21C.36/50D.45/70
A.3/15,12/55 B.8/24,12/35 C.5/18,25/90D.4/11,16/25
2.Which ratio forms a proportion with 9/15
A.6/10B.16/21C.36/50D.45/70
Answers
Ms. Sue
A.3/15,12/55 No. 55 is not divisible by 15.
B.8/24,12/35 No
C.5/18,25/90 Yes. 25/90 = 5/18
D.4/11,16/25 No.
If you try to solve the other problem, I'll be glad to check it.
B.8/24,12/35 No
C.5/18,25/90 Yes. 25/90 = 5/18
D.4/11,16/25 No.
If you try to solve the other problem, I'll be glad to check it.
Isaac
i think d
Ms. Sue
Why do you think D?
Does 9/15 = 45/70?
Does 9/15 = 45/70?
Isaac
no sry im not good at math
AT ALL. ill try again
AT ALL. ill try again
Isaac
OH i know its A
in 10 is 66% of 15
and 6 is 66% of 9
in 10 is 66% of 15
and 6 is 66% of 9
Ms. Sue
Right!
See -- you're not so bad at math. You remembered the way to solve this problem.
See -- you're not so bad at math. You remembered the way to solve this problem.
Isaac
ok thx see ya
mathwhiz
issac is wrong mrs sue is right
papaya
Which pair of ratios forms a proportion?
A. 5/12,7/15
B. 12/16,15/20
C. 8/32,1/3
D. 9/16,3/8
A. 5/12,7/15
B. 12/16,15/20
C. 8/32,1/3
D. 9/16,3/8