If a watch costs $40 and you must pay 6.5 % sales tax, how much will the tax be? Please give me the correct answer this is for a test and im on a time limit :(

Regular price is $77.00 and the discount is 5% find the sale price

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply

Suppose i pick a jelly bean at random from a box containing one red and eleven blue ones. i record the color and put the jelly bean back in the box. if i do this three times, what is the probability of getting a blue jelly bean each time? (round your answer to three decimal places.)