Jamal was riding his bike home at a speed of 12 mph. on his trip out, he had traveled 8 miles away from his house. he has been traveling for a half hour at this speed. how far away is from his home?

9.4.34  question   to estimate the height of a stone  figure, an observer holds a small square up to her eyes and walks backward from the figure. she stops when the bottom of the figure aligns with the bottom edge of the  square, and when the top of the figure aligns with the top edge of the square. her eye level is 1.811.81 m from the ground. she is 3.703.70 m from the figure. what is the height of the figure to the nearest hundredth of a  meter?

Hundred and tens tables to make 430 in five different ways

The function f(x)= -(x+5)(x+1) is down. what is the range of the function?