At a high jump training, an athlete attempts at 1.90 m. The probability that he will succeed in any attempt is 1/4 .
Calculate the probability that the athlete will succeed in AT MOST 3 attempts.

Iam trying to solve a linear equation for the shoe size of someone 84" tall taking into consideration example 1 is 69" tall with a shoe size of 9 and example 2 is 72 inches tall with a shoe size of 11. i understand that the equation should be y=mx+b and that on the graph the answer is (3,2) but i just don't understand how to create the equation to solve for 84-inches and 60-inches tall questions. after two days, i need .

Write the equation in logarithmic form m^x=n

Vinny is interviewing for a job.he wants his take home pay to be at least $42,000.what is the least salary he can earn if he pays 25% income tax?