Question

in 1995 the life expectancy of males in a certain country was 67.4 years. in 2000, it was 70.9 years let E represent the life expectancy in years t and let t represent the number of years since 1995.

the linear fucntion E(t) that fits the data is
E (t)___+___

use the function to predict the life expectancy of males in 2005.
E(10)____

i need help on this one only can someone help me solve it please.

Answer 1

The formula R= - 0.075 + 3.85 can be used to predict the world record in the 1500 meter run, t years after 1930. Determine an inequality that identifies the years in which the world record will be less than 3.4 minutes.
Solve for T
t >
(Round to the nearest whole number)