Nicky said you'll never guess my number there sum is 12 and their difference is 26 are there to such numbers if so what are they

Imagine a new pasture with grass growing on it. every day after the seeds have germinated, the number of blades of grass in the pasture triples. after 18 days, the entire pasture is completely covered in grass. how many days did it take for the pasture to be one-third covered in grass?

Aright triangle has an area of 21 m2. the dimensions of the triangle are increased by a scale factor of 4. what is the area of the new triangle

Cody ran nine miles on his first day of training. the next day he ran 1/8 that distance. how far did he run the second day?