Step-by-step explanation:
42 people are male
34 people study biology
14 people are male and study biology
42/90 = 46.7% are male
34/90 = 37.8% study biology
14/90 =15.6% are male that study biology.
Answer:
Betsy uses
gold to make the earrings
Step-by-step explanation:
Given:
Amount of gold with Betsy = ten and one half ounces
Amount of gold Betsy used to make earrings = four fifths
To Find:
How much gold is used by Betsy to make earrings = ?
Solution:
Let the quantity of gold used by Betsy to make earring be X
Then
X = four fifths of ten and one half
X = 
X = 
X = 
X= 
Reducing the fraction to lower terms and converting into mixed fraction we get,
X= 
Answer:
20,000
Step-by-step explanation:
9 is greater than 4 so we round up.
Answer:
2- 1/3 (9/4 x 12)
Explanation: *just a guess btw*