Answer: No he isn't correct because it would take 12 minutes to fill the bathtub up 18 inches if it continued at the same rate
Step-by-step explanation:
3/2 does not equal 18/10
Answer: 
Step-by-step explanation:

Subtract 20x

add 15

Combine like terms

Divide by -25 (NOTE: When dividing or multiplying by negative numbers the inequality sign flips.)

Because ft is bigger than inches and 1ft is 12 inches
we know that
In the right triangle ABC
∠
∠
------> by complementary angles
so
Step 
Find the measure of angle B
we know that

in this problem

so

Step 
Find the measure of angle A

therefore
the answer is the option
35.5° and 54.5°
1 pound = 16 ounces
8 * 16 = 128 ounces