Answer:

Step-by-step explanation:
The area of a trapezoid.





Answer:
question 2 answer you wrote correct
question 3 answer is 20
Answer:
.57%
Step-by-step explanation:
if you add $0.91 to $51.09 to get 52, then you divide $52 by $0.91 the divide it by 100.
Answer:
the answer is -3. Your welcome
Answer:
$342
Step-by-step explanation:
Complete question
Find the simple interest on $1900 at 9% for 2 years.
Simple interest PRT/100
Given
Principal P = 1900
Rate R = 9%
Time T = 2years
Substitute
Simple interest = 1900*9*2/100
Simple interest = 19*18
Simple interest = $342
Hence the simple interest on $1900 at 9% for 2 years is $342