The length that a hanging spring stretches varies directly with the weight placed at the end of the spring. If a weight of 3 lb stretches a certain spring 10 in., how far will the spring stretch if the weight is increased to 48 lb? (Leave the variation constant in fraction form. Round off your final
answer to the nearest in.)

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?

What is the unit rate of, 75% high fiber chimp food to 25% high protein chimp food.

The ivring berlin learning center would like a possible net profit of $650,000 on its new resource manual it sells to schools. the fixed costs for producing the manual are $780,000 and the variable cost per package is $19.85. if the estimated unit sales are 1,250,000 units, what selling price unit should the ivring berlin learning center try?