Which is more economical: purchasing economy size at 3kilograms for $3.15 or purchasing the regular size at 840 grams for $.60?

Jenisey has $24 to spend on seven pencils. after buying them she had $10. how much did each pencil cost.?

Human body temperatures have a mean of 98.20° f and a standard deviation of 0.62°. sally's temperature can be described by z = 1.4. what is her temperature? round your answer to the nearest hundredth. 99.07°f 97.33°f 99.60°f 100.45°f

How do the definitions, properties, and postulates you've learned about line segments, parallel lines, and angles to define the shapes of polygons