1. A cone-shaped sand pile has a circumference of 25.12 meters at the bottom and a height of 2 meters. Each cubic meter of sand weighs 1.5 tons. How many tons does this pile of sand weigh?

1. A cone-shaped sand pile has a circumference of 25.12 meters at the bottom and a height of 2 meters. Each cubic meter of sand weighs 1.5 tons. How many tons does this pile of sand weigh?

Radius: 25.12 ﹣ 3.14 ﹣ 2 = 4m
Volume: 4 × 4 × 3.14 × 2 = 100.48 M3
100.48 × 1.5 = 150.72 tons