A ratio of 2 gray chips for every 5 pink chips is equivalent to a ratio of ? pink chips for every 18 gray chips? ​

At the electronics store you have a coupon for 20% off up to 2 cds you buy for cds with the original cost of $10.99 each the sales tax is 5% what is the total cost of your purchase

What is the best approximation for the area of a circle with a radius of 4 m ? use 3.14 to approximate pi

Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2