Tina is saving to buy a notebook computer. she has two options. the first option is to put s200 away initially and save $10 every month. the second option is to put s100 away initially and save s30 every month. after how many months would tina save the same amount using either option? how much would she save with either option?

Find the vertex of the function given below y=x^2-6x+1

Anyone know? will mark brainliest if correct

Finally, the arena decides to offer advertising space on the jerseys of the arena’s own amateur volley ball team. the arena wants the probability of being shortlisted to be 0.14. what is this as a percentage and a fraction? what is the probability of not being shortlisted? give your answer as a decimal. those shortlisted are entered into a final game of chance. there are six balls in a bag (2 blue balls, 2 green balls and 2 golden balls). to win, a company needs to take out two golden balls. the first ball is not replaced. what is the probability of any company winning advertising space on their volley ball team jerseys?