# Math

in a group of 30 students,20 are male,15 are from southern region,9 from the central and 6 from the north.if the proportion of female students is the same for each region,how many students are either female or from the central{or both}A.9 B.10 C14 D.16 E.19

1. 👍 0
2. 👎 0
3. 👁 59
1. since 2/3 of the students are male, that means that 2/3 of each region are male.

1/3 of each region are female, meaning that there are

9 students from central
5 female from south
2 females from north

16 are female or from central. (D)

1. 👍 0
2. 👎 0
posted by Steve

## Similar Questions

1. ### English

1. A group of students help the sick. 2. A group of students helps the sick. (What is the difference between the two sentence? If both are grammatical, aren the following correct as well? ) 3. This is a group of students. 4. These

asked by rfvv on November 25, 2009

During the 2011 student's orientation at Unam, it was reported that number of male students who attended the orientation was nine hundred and forty less than four times the number of female students. a) From the statement above,

asked by Ally on April 18, 2011
3. ### Pre-Algebra

A survey about the student government program at school finds of 245 students: • 218 students like the program • 27 students think the program is unnecessary If a circle graph were made from this data, what would the measure

asked by Buhgingi on March 8, 2018
4. ### statistics

FBM 124 class consists of 10 male and 12 female students. Two students were chosen to represent the university to an international forum. Compute the probability of choosing (a) two female students (b) no more than 1 male student

asked by Anonymous on February 16, 2016
5. ### Social Studies

1. Which region was home to the Sioux? A. The Eastern Woodlands of North America. B. Southern Mexico and Central America. C. The Pacific Northwest of North America. D. The Central Plains of North America. Does anybody have a link

asked by Kokichi on September 5, 2018
6. ### Social Studies

1. Which region was home to the Sioux? (1 point) the Eastern woodlands of North America Southern Mexico and Central America the Pacific Northwest of North America the Central plains of North America******

asked by pls help on October 2, 2018
7. ### MATH

There are 5 male students to every 9 female students at a local school. Select the statement of the condition when there are 30 male students

asked by TIM on January 29, 2013
8. ### algebra

Giving a test to a group of students, the grades and gender are summarized below A B C Total Male 12 8 3 23 Female 19 18 4 41 Total 31 26 7 64 If one student is chosen at random, Find the probability that the student was NOT a

asked by rosia on May 8, 2018
9. ### statistics

A class roster includes 24 males students and 15 female students who are IT majors. If 4 students from the group are selected to represent IT majors at a University meeting, what is the probability 2 will be male and 2 will be

asked by Heather on August 23, 2011
10. ### Statistics

An instructor hy pothesizes that the mean of the final ex am grades in her statistics class is larger for the male students than that it is for the female students. The data from the final ex am for the last semester are presented

asked by Anonymous on March 21, 2014

More Similar Questions