Printed positive marks are preserved per question. The source uses different blank-answer and incorrect-answer rules by section, including an optional bonus penalty; the import does not reproduce that complete official scoring scheme.
Two positive integers $a,b$ are given: $a$ is two thousand five hundred sixty-two, and $b$ is two thousand nineteen. Find $a+b$.
A bottle of capacity 1.25 litres is full of water. In the morning $3/10$ litre is used, and in the afternoon $5/10$ litre is used. How much water remains?
The table gives mathematics scores of Grade 6 students: 5 students scored 6, 6 scored 7, 4 scored 8, 7 scored 9, and 3 scored 10. Find the average score.
A rectangle’s length is 3 units greater than a square’s side, and its width is 2 units less than that side. The rectangle’s area exceeds the square’s by 10 square units. Find the square’s side.
Rectangle $ABCD$ has $AB=4$ cm and $BC=6$ cm. Points $E,F$ are the midpoints of $AB,CD$. Points $G,H$ lie on $EF$ with $EG=GH=HF$. Find the total area, in square centimetres, of the three shaded triangles in the figure.
Let $n$ be the greatest four-digit integer leaving remainder 2 upon division by 6, remainder 4 upon division by 7, and remainder 6 upon division by 8. Find the remainder when $n$ is divided by 2019.