I am less than half of 27. If you multiply me by 10 I become a whole number. The difference between me and the number 10 is less than 3. If you round me to the nearest whole number, I round up not down. Who am I?
Answers
Answer:
7.5
Step-by-step explanation:
Hint 1:
I am less than half of 27.
⇒ 27 ÷ 2 = 13.5
⇒ The number is less than 13.5
⇒ Assumed 6.5 (Random guess)
Hint 2:
If you multiply me by 10 I become a whole number
⇒ it is a decimal number
⇒ 6.5 x 2 = 13
⇒ 13 is a whole number
⇒ Condition fulfilled
⇒ Assumed the number is still 6.5
Hint 3:
The difference between me and the number 10 is less than 3
⇒ Difference of 10 and 6.5 is 3.5 which is greater than 3.
⇒ Increase the number to be 7.5 so that the difference is 2.5 which is less than 3
⇒ Condition fulfilled
⇒ Assumed the number is 7.5
Hint 4:
If you round me to the nearest whole number, I round up not down
⇒ 7.5 when rounded is 8
⇒ It was rounds up
⇒ Condition fulfilled
⇒ Assumed the number is 7.5
Answer: One of the many possible answers is 7.5
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Answer:
7.5
Step-by-step explanation:
Hint 1:
I am less than half of 27.
⇒ 27 ÷ 2 = 13.5
⇒ The number is less than 13.5
⇒ Assumed 6.5 (Random guess)
Hint 2:
If you multiply me by 10 I become a whole number
⇒ it is a decimal number
⇒ 6.5 x 2 = 13
⇒ 13 is a whole number
⇒ Condition fulfilled
⇒ Assumed the number is still 6.5
Hint 3:
The difference between me and the number 10 is less than 3
⇒ Difference of 10 and 6.5 is 3.5 which is greater than 3.
⇒ Increase the number to be 7.5 so that the difference is 2.5 which is less than 3
⇒ Condition fulfilled
⇒ Assumed the number is 7.5
Hint 4:
If you round me to the nearest whole number, I round up not down
⇒ 7.5 when rounded is 8
⇒ It was rounds up
⇒ Condition fulfilled
⇒ Assumed the number is 7.5
Answer: One of the many possible answers is 7.5