Answer:
17/22
Step-by-step explanation:
8/11+1/2=16/22+11/22=17/22
Answer:
72 jelly beans
Step-by-step explanation:
138*0.52=71.76
round up
72
Answer:
<em>After </em><em>47</em><em> days she will have more than 90 trillion pennies.</em>
Step-by-step explanation:
At the beginning there was 1 penny. At the second day the amount of pennies under the pillow became 2.
The amount of pennies doubled each day. So the series is,

This series is in geometric progression.
As the pennies from each of the previous days are not being stored away until more pennies magically appear so the sum of series will be,

where,
a = initial term = 1,
r = common ratio = 2,
As we have find the number of days that would elapse before she has a total of more than 90 trillion, so









Answer:
round it to 18 since 9% of 195 is 17.55
Step-by-step explanation:
Answer:
The same
Step-by-step explanation:
length does not mean anything in terms of diameter