Question

4. Solve the following riddle:
I am a number,
Tell my identity!
Take me seven times over
And add a fifty!
To reach a triple century
You still need forty!
​

Answer 1

Answer:

Let the number be n.

According to the question,7n+50+40=300

⇒7n+90=300⇒7n=300−90

⇒7n=210⇒n= 7210

⇒n=30

Thus, the required number is 30.

SO 30 IS THE CORRECT ANSWER...

Step-by-step explanation:

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Answer 2

Answer:

Let a number be x

According To Question

7x+90

7x=300-90

7x=210

x=210/7 (cutting) = 30/1

x=30

So required question is 30

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