Answer:
20 seconds
Step-by-step explanation:
i think this is right
Answer:
8
Step-by-step explanation:
Simply find the total medium cofees sold
then divide that by the number of medium cofees that weren't caffeinated
so..

then

so x will be 1.5 & 100 ÷ 1.5 = 66.666...
rounded is 67%
Answer:
459/99
Step-by-step explanation:
0.6363... is equal to 63/99.
We want to add 4.
4 = 396/99
396/99 + 63/99 = 459/99
We can double check with a calc.