Q4 of 33 Page 37

Half a number added to the number gives 111. What is the number?

∴ Half a number added to the number will give a number which will be times the original number.

∴ times the original number = 111

Hence, the original number =

⇒ 37 × 2

⇒74

three subtracted from double is 101.

two subtracted from triple is 101.

A piece of folk math: a child asked a flock of birds, “How many are you?”

A bird replied.

We and us again,

With half of us

And half to that

With one more,

Would make hundred”

How many birds were there?

The perimeter of a rectangle is 80 metres and its length is one metre more than twice the breadth. What are its length and breadth?

Questions · 33

2. Equations

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