7 9/13
= (7×13)+9/13
= 91+9/13
= 98/13 (as an improper fraction).
Complete Question
In a country in which people only want Girls, every family continues to have children until they have a Girl. If they have Girl, they stop. If they have boy, they will continuous have child. Assuming that the birthrate of Girl is 52%, what is the proportion of Girl in the country?
Answer:
0.52
Step-by-step explanation:
From the question we are told that
52% is the birthrate of Girls
Therefore

0.52 is the proportion of Girls to boys in that country
Answer: shouldn't it be -11?
Step-by-step explanation:
im p sure to find the AV its just like the positive version of a number. Kinda rusty since i did this a long time ago lol
Answer:
$153.75
Step-by-step explanation:
$71.75 / 7=$10.25
$10.25 x 15 =$153.75