Answer:
3.2 is the answer. Your welcome
Common difference of the arithmetic sequence, is


Since we are calculating the amount that he got correct, we must divide the numerator by the denominator or make the denominator equal 100. I will do it the second way as it is easier in this case.
25*4 = 100
21*4 = 84
84/100 = 0.84
As a decimal, Andrew got 0.84 of his test correct. Hope this helps!
Answer:
False
Step-by-step explanation:
(3)(5)>15
15>15
False
The correct answer is 3. A rock climber descends 14 feet.