Brenda wants to create a formula for computing the total cost of any restaurant dinner bill that includes 6% sales tax, a 15% tip on the pre-tax amount, $5 for parking, and $2.50 for a coat check. Write a simplified expression that can be used to calculate the total cost of a dinner that costs d dollars before tax and tip are added. Simplify the expression.

Jim had 15 minutes to do 5 laps around his school what would his time be

Astandard deck of cards contains 52 cards. one card is selected from the deck. (a) compute the probability of randomly selecting a diamond or heart. (type an integer or a decimal rounded to three decimal places as needed.) (b) compute the probability of randomly selecting a diamond or heart or club. (type an integer or a decimal rounded to three decimal places as needed.) (c) compute the probability of randomly selecting queen or club. (type an integer or a decimal rounded to three decimal places as needed.)

The perimeter of △cde is 55 cm. a rhombus dmfn is inscribed in this triangle so that vertices m, f, and n lie on the sides cd , ce , and de respectively. find cd and de if cf=8 cm and ef=12 cm. the answer is not cd=20 and de=15. i have tried that one, it does not work.