Answer: 32:1
Step-by-step explanation: Every hour she/he does 32 problems, so therefore the ratio is 32:1.
ANSWER
EXPLANATION
The dot product of two vectors:
and
is
The given vectors are:
and
The dot product of these vectors is
Its 45 because the triangle has to be 180 and there is a 90 degree angle in the square so 90 divided by two is 45
You just need to do 15% of $53.47 which is about $8 (8.0205)