Does anyone know this?

Aflower has 26 chromosomes. to create a new flower,how many would a sperm cell have what is called?

Amountain climber starts a climb at an elevation of 453 feet above sea level at his first rest stop he has climbed 162 feet and by his second rest stop he has climbed another 207 feet its getting late in the day so the climber starts his way down if the climber desends 285 feet how much does he need to ascend or descend to return to the original starting point

Write an inequality for this description. - one fourth of the opposite of the difference of five and a number is less than twenty.