Which percent is equivalent to 0.3?

The table below shows the height of a ball  x  seconds after being kicked.  what values, rounded to the nearest whole number, complete the quadratic regression equation that models the data? f(x)  =  x2  +  x  +  0based on the regression equation and rounded to the nearest whole number, what is the estimated height after 0.25 seconds?   feet

Complete the solution of the equation. find the value of y when x equals to 1 9x-5y=29

Lola says these two expressions have the same value. expression a expression b which explains whether lola is correct?