exam Maths Puzzle Numerical Ability

i need help to understand these problems the steps they are odd problems therefore the answers are in the back but i do not understand how to get to them.

directions: sketch the

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exam Other Question

i dont understand this problem at all! please help me! log7(bottom of the g)49=x Intoductions to Functions.

This problem prepares for Multi-Step Prep.

#37.
a. A room decorator wants to purchase fabric. Each yard of fabric costs $2.90. Write a rule for