Which situation would be represented by zero? An altitude of 37 feet.
An altitude of 7 meters below sea level.
An altitude of 8 meters above sea level.
An altitude at sea level.

Lucy is a dress maker. she sews \dfrac47 7 4 of a dress in \dfrac34 4 3 hour. lucy sews at a constant rate. at this rate, how many dresses does lucy sew in one hour? include fractions of dresses if applicable

Julie buys 2kg of apples and 7kg of pears ? 12.70. the pears cost ? 1.30 per kilogram what is the price per kilogram of the apples? show your working out

When a valve is open 281 gallons of water go through it in one hour the number of gallons that would go through in 94 hours is