An investor has an account with stock from two different companies. Last year, his stock in Company A was worth $6500 and his stock in Company B
was worth $7450. The stock in Company A has increased 21% since last year
and the stock in Company B has increased 4%. What was the total percentage
increase in the investor's stock account? Round your answer to the nearest
tenth (if necessary).

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling

Pleasse me i need an answer. give me the correct answer. answer if you know it ! the club will base its decision about whether to increase the budget for the indoor rock climbing facility on the analysis of its usage. the decision to increase the budget will depend on whether members are using the indoor facility at least two times a week. use the best measure of center for both data sets to determine whether the club should increase the budget. assume there are four weeks in a month. if you think the data is inconclusive, explain why.

Find the value of x. also give me an explanation so i can complete it to other questions as well, : )