Answer:
9/20
Step-by-step explanation:
1/3 * 3/5 * 2 1/4 =
1/3 * 3/5 * 9/4=
1/5 * 9/4 =
9/20
Given:
Pool swimming Ocean swimming Total
Age 30 and younger 228 54 282
Over 30 years old 142 185 327
total 370 239 609
Frequencies:
Pool swimming Ocean swimming Total
Age 30 and younger 228/609 = 0.37 54/609 = 0.09 282/609 = 0.46
Over 30 years old 142/609 = 0.23 185/609 = 0.30 327/609 = 0.54
<span>total 370/609 = 0.61 239/609 = 0.39 609/609 = 1.00</span>
<span>The relative frequency (rounded to the nearest hundredth) of a person over 30 years old who prefers to swim in the ocean is 0.30</span>
Answer:
125
Step-by-step explanation: 8000 divided by 2 is 4000. So they paid 4000 in the first month. You do that same equation 6 times dividing the remainder by 2 each time.
Answer:
48 pages
Step-by-step explanation:
Total no of pages = 196 pages
No of pages read on last day = 52 pages
Subtract the amount she read on the fourth day from the total no of pages.
196 pages - 52 pages = 144 pages
No of pages on the first three days = 144 pages
No of pages read each day = 144/3 = 48 pages
Answer:
x=18
Step-by-step explanation:
previous number: x
x+72=5x
72=4x
x=18
