| Q1. |
Some toys are $65 each, some are $120 and some are $70each.Find the least sum of money with which we can buy an exact number of toys of each kind.
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| Q2. |
Three clocks ring once at the same time. After that the first clock rings after every six hours, the second after every nine hours and third after every ten hours. After how many hours will they ring together?
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| Q3. |
Find the smallest number that is divisible by all prime numbers between 25 and 32.
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| Q4. |
Candice purchased some oranges to distribute to her friends. If she gave 8 or 10 or 15 oranges to each of her friends she will be left with 50oranges. What is the least number of oranges she purchased?
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| Q5. |
Three sirens make a noise at the same time. After that, the first siren makes noise after every 75 minutes, the second after every 45 minutes and the third after every 100 minutes. After how many minutes will they again make noise together?
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| Q6. |
Find the smallest number that is divisible by all even numbers between 77 and 83
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