The lifespan of a machine is normally distributed with a mean of 18.2 years and a standard deviation of 1.7 years. The manufacturer will replace a machine if it breaks before the guarantee period is over. If the manufacturer is willing to replace no more than 5% of the machines, find the length of time the manufacturer should set for the guarantee PLSS I NEED AN ANSWER FAST !!

What is the value of x? enter your answer in the box. (cm)

Tomas is making trail mix using granola and walnuts. he can spend a total of $12 on the ingredients. he buys 3 pounds of granola that costs $2.00 per pound. the walnuts cost $6 per pound. he uses the equation to represent the total cost, where x represents the number of pounds of granola and y represents the number of pounds of walnuts. he solves the equation for y, the number of pounds of walnuts he can buy. answer- b tomas added 6 to both sides of the equation instead of subtracting 6. just took the test

Aprojectile is thrown upward so that its distance above the ground after t seconds is given by the function h(t) = -16t2 + 704t. after how many seconds does the projectile take to reach its maximum height?