Find the first quartile and third quartile of data given below: C I 20-30 frequency 10
CI 30-40 frequency 8
CI 40-50 frequency 9
CI 50-60 frequency 10
CI 60-70 frequency 9
CI 70-80 Frequency 4
where ci is class interval

Acertain population of bacteria demonstrates exponential growth doubles in size every 4 days. how long will it take the population to triple in size?

Sheila wants to bake six muffins but the recipe is for 12 muffins . this means you only need half of the ingredients listed how much of the of each ingredient does she need? one cup and banana chips ,7 tablespoons oil , two eggs, 3/4 cups flour 1/4 cup walnuts show all you work and justify your answer using a baby toulmin.

Aplane intersects a pris paralel to the base of the prism. the cross section is a polygon wth eight sides. how many sides does the base of the prism have? a. 10 b. 8 c. 7 d. 9