If there are 70,000 people and the ratio of female to male is 7:1, how many females and how many males are there?
2007-04-18 11:15:29 · 4 answers · asked by ? 3 in Science & Mathematics ➔ Mathematics
1 female: 7 males means that 1/8 of the population is female and 7/8 of the population is male.
1/8 = x/70,000
8x = 70,000
x = 8757 females
7/8 = x/70,000
8x = 490,000
x = 61,250 males
2007-04-18 11:20:34 · answer #1 · answered by ecolink 7 · 0⤊ 0⤋
There are 8 people in each group (1 male and 7 females). There are 8750 group of people. So, that means there are 8750 men and 61250 women.
2007-04-18 18:20:09 · answer #2 · answered by JO 3 · 0⤊ 0⤋
70,000 divided by 8 ....(7+1=8)
8750 males
8750 * 7 = 61250 females (OR 70,00 - 8750= 61250)
2007-04-18 18:21:53 · answer #3 · answered by Anonymous · 0⤊ 0⤋
there are 8750 men and 61250 women
2007-04-18 18:19:55 · answer #4 · answered by sjcfish 2 · 0⤊ 0⤋