What is the capital of the philippines

What is the range of the data below? .8090100

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

Hardest math question of all time can you solve the equation. check for extraneous solutions.9∣9-8x∣ = 2x+3