Level 3
Heather had 80 more stickers than Irene. After Irene gave away 13 of her stickers, Heather had twice as many stickers as Irene. How many stickers did Irene have at first?
Level 3
There were 318 boys and 104 fewer girls than boys in a hall. Later, another 30 boys and 20 girls joined them. How many more boys than girls were there in the end?
Level 3
Katrina spent some of her money on a dress, a pair of shoes and some neckties. She spent 15 of her money and an additional $119 on a dress. Next, she spent 27 of the remaining money and an additional $29 on a pair of shoes. Finally, she spent 23 of what she had left on some neckties and had $12 left. How much did Katrina have at first?
Level 3
The figure is made up of a right-angled triangle ABC and two semicircles with AB and BC as their diameters respectively. The two semicircles and the line AC meet at D as shown. AB = 12 cm. BC = 16 cm and AC = 20 cm. (Take π = 3.14)
Find the perimeter of the shaded region. Correct the answer to 2 decimal places.
Find the area of the shaded region.
Level 3
The figure is made up of a right-angled triangle ABC and two semicircles with AB and BC as their diameters respectively. The two semicircles and the line AC meet at D as shown. AB = 12 cm. BC = 16 cm and AC = 20 cm. (Take π = 3.14)
Find the perimeter of the shaded region. Correct the answer to 2 decimal places.
Level 3
An even 5-digit whole number is made up of different digits. The digit in the ten thousands place is the smallest even number. It is 5 less than the tens digit. The thousands digit is twice of the hundreds digit. The hundreds digit is 4 less than the tens digit. What is the smallest possible 5-digit whole number?
Level 3
The number of girls in a school funfair was 35 that of the boys. There were 240 more boys than girls. After some boys had left the funfair, the number of girls at the funfair was thrice the number of the remaining boys. How many boys left the funfair?
Level 3
During a triathlon practice, John swam 1300 m, cycled 30 km 50 m and ran 5 km 20 m. What was the total distance he covered during the triathlon practice? Give the answer in km and m.
Level 3
There were 22 women, 19 men and 14 children onboard a bus. At the first bus-stop, 5 women, 2 men and 8 children alighted. At the same time, 25 children and 4 men boarded the bus. How many more adults than children were there in the bus after leaving the first bus-stop?
