The volume of a cone of radius 7 cm and slant height 14 cm is 7546 cm3 .
Sonu was making sand pyramids at the beach. He designed his pyramids with a base edge of 10 cm and height 33 cm. He would go collect wet sand with his small cylindrical bucket of radius 5 cm and 7 cm height. How many times does he need to collect the wet sand in order to construct his sand pyramid?