Joanna ran a mile in physical education class. after resting for one hour her heart rate was 60 beats per minute. if her heart rate decreased by2/5, what was her heart rate immediately after she ran the mile?

Aflower has 26 chromosomes. to create a new flower, how many chromosomes would a sperm cell have? what is this process called? part 2: within a flower cell that has 26 chromosomes, how many chromosomes would a cell that is created within the stem of a flower as it grows, have? what is this process called?

A25- foot ladder leans against a building and reaches a point of 23.5 feet above the ground .find the angle that the ladder makes with the building

Can someone me with my math problem pls my teacher is on my back about this