117 151/200 is equivalent to

In triangle opq right angled at p op=7cm, oq-pq=1 determine the values of sinq and cosq

When the ball has traveled a distance of

Last month, a 770 g box of cereal was sold at a grocery store for $3.10. however, this month, the cereal manufacturer launched the same cereal in a 640 g box, which is being sold at $2.50. what is the percent change in the unit price?