Forty percent

[ankit1383]

Forty percent of rats included in an experiment were male rats. If some of the rats died during the experiment and 30 percent of the rats that died were male rats, what was the ratio of the death rate among the male rats to the death rate among female rats?
A. 9/14
B. 3/4
C. 9/11
D. 6/7
E. 7/8

[vishubn]

total rats

male rats=40
female rats =60

if 40 rats died--- in which 30% were male
12 rats died were male
28 rates were female

death rate of male to female is -- (12/40)/(28/60)

9/14

OA A

[logitech]

Population
40% Male
60 % Female
Death
30%Male
70%Female

what was the ratio of the D€@th rate among the male rats to the D€@th rate among female rats?

30/40
------------- = 9/14

70/60

[raunekk]

https://www.beatthegmat.com/percentage-r ... 16040.html