Afootball game has 13 fans for every 7 players. if there are 540 more fans than players. how many players are there

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

Y+ 2/y is it a polynomial in one variable or not? and if so, why?

Given sin28.4=.4756, cos28.4=.8796, and tan28.4=.5407 find the cos of 61.6