Answer:
53&8
Step-by-step explanation:
38-23=15
23+15+15=53
23-15=8
Answer:
50°
Step-by-step explanation:
In a parallelogram opposite angles have the same measure. Angle ABC has then the same measure of angle ADC, which is 38°+12°=50°
Answer:
63 pages are filled with photos.
Step-by-step explanation:
900 photos with 9 photos a page 900/9=100
100 pages
37% of 100 is 37
100-37 is 63
Answer:
Each book weighs 2.5 pounds.
Step-by-step explanation:
75/2.5 is 30. Or you could also get the answer by 30* 2.5 which it would be 75. So, therefor, the answer is 2.5.
Answer:
Lucy sews 
dresses in 1 hour.
Step-by-step explanation:
Given:
Lucy sews 
of a dress in 
hour.
She sews at constant rate.
We need to find the number of dresses she makes in 1 hour.
In hour = dress
So in 1 hour = Number of dresses in 1 hour
By using Unitary method we get;
Number of dresses in 1 hour= 
Hence Lucy sews dresses in 1 hour.
