What is (3.1 times 10 Superscript 5 Baseline) (2.2 times 10 Superscript 7 Baseline) in scientific notation?

Answerthe simplified expression isexplanationthe given expression is,let us deal with the bracket first.the two negatives in the parenthesis will become positive.the expression now becomes,we now expand the parenthesis to get,we group like terms to obtain,this simplifies to,

If you divide 0.1 and 0.6 you wii get 0.166666 which rounds to .167 which is answer b

I’m not sure what it is i sorry : ((

There is 240 red cars and there is 400 blue cars because 240/3=80 and 80*5=400