3. In a lake, there is a patch of lily pads. Every day, the patch doubles in size. If it takes 48 days for the patch to cover th
e entire lake, how long would it take for the patch to cover half of the lake?
1 answer:
The patch doubles in size each day so, on the 47th will be half the size than on the 48th day
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49^(3/2)
This is the same as (sqrt49)^3
7^3 = 343
Answer:
8 years.
Step-by-step explanation:
Mara is 6.
6+8=14
Alberto is 20.
20+8=28
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In 8 years, Alberto will be twice Mara's age.
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-2x+4
Step-by-step explanation:
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Step-by-step explanation:
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Step-by-step explanation: