Mahabir Singh Solutions for Chapter: SOF International Mathematics Olympiad, Exercise 2: Exercise

Solve for $x˸ \frac{7x+3}{4}+\frac{9x-5}{8}=\frac{16x-3}{16}$

What is the least number of squares that must be added so that the line $\mathrm{AB}$ becomes the line of symmetry?

The sum of two consecutive multiples of $6 \mathrm{is} 114$. Find the smaller number.

A sum of money at simple interest doubles itself in $5$ years $6$ months. In how much time will it triple itself at the same rate?

Find the mean of first $7$ odd natural numbers.

Which of the following figures is the top view of the given figure?

What is the order of rotational symmetry of the given figure?

A bag contains $5$ blue gems, $8$ red gems and $2$ green gems. A gem is drawn at random. What is the probability of getting a blue gem?