Im going to give 15 points for this question answer it

Lucy and donavan measured the length of the school garden. lucys measurement is 11.3m and donavans measurement is 113 cm. could both be correct? explain

Janet is rolling a number cube with the numbers one through six she record the numbers after each row if she rolls of keep 48 times how many times should she expect to roll a 4

The equation of a parabola is given. y=18x2+4x+20 what are the coordinates of the focus of the parabola?