The combined average weight of an okapi and a llama is 450 kilograms. the average weight of 3 llamas is 190 kilograms more then the average weight of one okapi. how much do they both weigh separately

What is the approximate total length of iron edging needed to create the square frame and the two diagonals?

Problem melissa is her dad build a walkway in their backyard. the walkway will be 54 feet long and 1.5 feet wide. the local hardware store sells tiles which are 1.5 by 1.5 feet and come in boxes of 12. how many boxes of tiles do they need?

Arecipe calls for 2 2/4 cups of raisins, but julie only has a 1/4 measuring cup. how many 1/4 cups is needed to measure out 2 2/4 cups of raisins?