Question

Mustafa thinks of a number. The number is between 100 and 200. The square root of the number is a multiple of 3. What is Mustafa's number?​

Answer 1

Respuesta:
The number is 12

Explicación paso a paso:

There are only 4 numbers with square roots between 100 and 200 (121, 144, 169 and 196)

Their square roots are, in order: 11, 12, 13 and 14.

12 is the only number multiple of 3