Question

4. Solve the following riddle: 4. 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:

7n+50+40=300

⇒7n+90=300⇒7n=300−90

⇒7n=210⇒n=

7

210

⇒n=30

Thus, the required number is 30.

Answer 2

Answer:

30 is the number

Step-by-step explanation:

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