Please show your work

How many days was the temperature above 90 degrees?

What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angle measure.

The spring the owner of a sporting good store decreases the price of winter gloves from $10 to $8 each increases the price of swimming goggles from $8 to $10 without doing the math you think the percent decrease in the price of the gloves the same as the percent increase of the goggles explain why or why not