There are two exam rooms X and Y. We are told the following: If 10 students are sent from X to Y, the number of students in each room becomes the same. On the other hand, if 20 students are sent from Y to X, the number of students in X becomes double the number of students in Y. Find the (original) number of students in each room:

7 weeks

step-by-step explanation:

convert each fraction to the least common multiple of 20, so 3/4 = 15/20 & 1/10 = 2/20, then divide 15 by 2 and you get a little over 7, so the food will last 7 weeks.

25

step-by-step explanation:

depending on others is critical to survival. my source is apex!

step-by-step explanation:

if the pizza is divided equally into 2 equal halves then you would get

πr^2/2

where r is the radius of the pizza.

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