. Sarah made a scale drawing of a dinosaur.
She made the height of the dinosaur 2 1/2inches.
• The actual height of the dinosaur is 9 feet.
What scale did Sarah use for her drawing?

Which of the following would be a good name for the function that takes the weight of a box and returns the energy needed to lift it?

Find the value of x for which line a is parallel to line b

The sum of the first eight terms of an arithmetic progression is 9m + 14. the fifth term of the06 progression is 2m - 6, where m is a constant. given that the first term of the progression is 26,find the value of the common difference, d and thevalue of m.