Help with a few questions pleaseeeeee

bought 3 pairs of pants at $29.99 each with a 10% coupon and 5% sales tax

Bought a bike for $180.00, helmet for $14.95, and gloves for $8.95 from Wheels-2- Go. Used a 15% off coupon and there was 4% sales tax.

$5.65 plus 5% tax.

Please use separate answers for each