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Mila [183]
3 years ago
15

1. A boy must take a red tablet every 20 minutes and a blue tablet every

Mathematics
2 answers:
timurjin [86]3 years ago
5 0

Answer:

2:20 pm

Step-by-step explanation:

the least common multiple for 20 and 35 is 140

and 140 = 2 hours and 20 minutes

so the next time for him to take the pills in 2:20 pm

hope that helps

postnew [5]3 years ago
4 0

Answer:

2:20

Step-by-step explanation:

This question can be answered by finding the lowest common multiple of 20 and 35, which is 140 minutes and adding this onto 12pm, or by starting at 12pm and going up in 20 minutes and 35 minutes until a matching time of 2:20pm is found.

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If Julie invests $9,250 at a rate of 7%, compounded weekly, find the value of the investment after 5 years
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Total = Principal * (1 + rate/n)^n*years where "n" is the number of compounding periods
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4 years ago
Explain why thirteen
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Answer:

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Step-by-step explanation:

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If you roll two number cubes, what is the probability of their sum being equal to a value of seven or higher?
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If the cubes are die such that each face has numbers from 1 to 6. Rolling two of them, there are 6x6 or 36 ways in which they may be arranged. For their numbers to sum to 7, the numbers should be 1 and 6, 2 and 5, 2 and 6, 3 and 4, 3 and 5, 3 and 6, 4 and 3, 4 and 4, 4 and 5, 4 and 6, 5 and 2, 5 and 3, 5 and 4, 5 and 5, 5 and 6, 6 and 1, 6 and 2, 6 and 3, 6 and 4, 6 and 5, 6 and 6. All in all there are 21 out of 36 and the probability is equal to 7/12. 
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