Level 2
Kelvin bought some chocolate came in square pyramid packages as shown in the figure. Each pyramid had a square base area of 1 cm2 and a vertical height of 1 cm. He then packed the candies in a box measuring 6 cm by 4 cm by 7 cm. What was the maximum number of such candies he could pack into the box?
Level 2
Kelvin bought some chocolate came in square pyramid packages as shown in the figure. Each pyramid had a square base area of 1 cm2 and a vertical height of 1 cm. He then packed the candies in a box measuring 6 cm by 4 cm by 7 cm. What was the maximum number of such candies he could pack into the box?
Level 3
Darryl was drawing a pyramid-like structure as shown. It consists of shaded and unshaded rectangles. The rest of the structure follows the same pattern.
How many shaded rectangles are there in Row 9?
In which row would there be 37 rectangles?
Darryl had drawn a total of 144 rectangles. How many shaded rectangles were there in the drawing?
Level 3
Darryl was drawing a pyramid-like structure as shown. It consists of shaded and unshaded rectangles. The rest of the structure follows the same pattern.
How many shaded rectangles are there in Row 9?
In which row would there be 37 rectangles?
Darryl had drawn a total of 144 rectangles. How many shaded rectangles were there in the drawing?
