The answer is <span> B- y=4-1.5x
</span><span>David is rowing a boat upstream, so the river is slowing him down. Thus, the net speed is 6 mph - 2 mph = 4 mph.
Since David's speed </span><span>decreases at a rate of 1.5 miles per hour, after x hours his speed y will be:
y = 4 - 1.5 x</span>
60/15=4 meaning 25% of the dogs are purebreed
Answer:
n = 80
Step-by-step explanation:
Plug in 80 for n to check:
17 + 80/5 = ?
17 + 16 = 33
Unfortunately I'm unable to understand
Answer: 45$
Step-by-step explanation:
Given
Principal 
Rate 
time 
Simple interest is given by

In the question, time is taken in months which is incorrect
Putting values
