Level 2 PSLE A symmetric figure is drawn on a rectangular piece of paper 20 cm by 15 cm as shown. Its outline consists of a large semicircle, 2 smaller semicircles and 2 straight lines.
What is the area of the figure?
What is its perimeter? Take π = 3.14
Level 2 PSLE A symmetric figure is drawn on a rectangular piece of paper 20 cm by 15 cm as shown. Its outline consists of a large semicircle, 2 smaller semicircles and 2 straight lines.
Level 3
49 children attended a giveaway.
17 of the children were girls and the remaining children were boys. Each girl received a $7 voucher and each boy received a $9 voucher. What was the total value of vouchers given away?
Level 3
Daryl was trying to sleep one night but there was too much noise around him. His clock ticked every 10 seconds, a tap was dripping every 12 seconds and his dog snored every 15 seconds. He noticed on his clock that all 3 things happened together at 11 p.m.
At what time would all 3 things happen together again?
How many times would all 3 things happen together again from 11 p.m. to 12 midnight?
Level 3
The figure shows a triangle KLM and 3 semicircles. If the shaded area of the semicircle, labelled y, is 13 the unshaded area of the semicircle, labelled x, find the total shaded area. (Take π = 3.14)
Level 3
The figure shows a triangle KLM and 3 semicircles. If the shaded area of the semicircle, labelled y, is 13 the unshaded area of the semicircle, labelled x, find the total shaded area. (Take π = 3.14)
Level 3
An equal number of sweets were distributed to 9 girls and 11 boys. Each girl then gave 23 of her share of sweets to the boys. As a result, each boy received 72 more sweets.
How many sweets did each girl have left?
Find the total number of sweets each boy had after receiving more sweets from the girls.
